./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 32bit --witnessprinter.graph.data.programhash 95e4c35c055e1946a327e089098f22b39945b18b 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:42:46,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:42:46,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:42:46,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:42:46,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:42:46,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:42:46,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:42:46,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:42:46,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:42:46,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:42:46,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:42:46,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:42:46,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:42:46,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:42:46,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:42:46,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:42:46,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:42:46,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:42:46,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:42:46,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:42:46,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:42:46,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:42:46,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:42:46,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:42:46,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:42:46,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:42:46,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:42:46,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:42:46,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:42:46,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:42:46,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:42:46,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:42:46,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:42:46,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:42:46,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:42:46,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:42:46,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:42:46,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:42:46,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:42:46,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:42:46,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:42:46,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 13:42:47,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:42:47,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:42:47,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:42:47,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:42:47,006 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:42:47,006 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 13:42:47,006 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 13:42:47,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:42:47,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 13:42:47,008 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 13:42:47,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 13:42:47,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:42:47,009 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 13:42:47,010 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 13:42:47,010 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_5483f148-80a9-4dd2-80d7-e396471859e7/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95e4c35c055e1946a327e089098f22b39945b18b [2019-12-07 13:42:47,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:42:47,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:42:47,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:42:47,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:42:47,123 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:42:47,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-12-07 13:42:47,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/data/00384d38c/82534295835b4281b3b0c20ea4d32eb2/FLAG00fcc74b3 [2019-12-07 13:42:47,654 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:42:47,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-12-07 13:42:47,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/data/00384d38c/82534295835b4281b3b0c20ea4d32eb2/FLAG00fcc74b3 [2019-12-07 13:42:47,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/data/00384d38c/82534295835b4281b3b0c20ea4d32eb2 [2019-12-07 13:42:47,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:42:47,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:42:47,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:42:47,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:42:47,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:42:47,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47, skipping insertion in model container [2019-12-07 13:42:47,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:42:47,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:42:47,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:42:47,867 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:42:47,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:42:47,905 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:42:47,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47 WrapperNode [2019-12-07 13:42:47,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:42:47,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:42:47,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:42:47,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:42:47,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:42:47,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:42:47,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:42:47,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:42:47,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... [2019-12-07 13:42:47,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:42:47,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:42:47,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:42:47,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:42:47,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:42:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:42:48,270 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:42:48,271 INFO L287 CfgBuilder]: Removed 19 assume(true) statements. [2019-12-07 13:42:48,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:42:48 BoogieIcfgContainer [2019-12-07 13:42:48,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:42:48,273 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 13:42:48,273 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 13:42:48,275 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 13:42:48,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:42:48,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:42:47" (1/3) ... [2019-12-07 13:42:48,276 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2915a847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:42:48, skipping insertion in model container [2019-12-07 13:42:48,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:42:48,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:42:47" (2/3) ... [2019-12-07 13:42:48,277 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2915a847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:42:48, skipping insertion in model container [2019-12-07 13:42:48,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:42:48,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:42:48" (3/3) ... [2019-12-07 13:42:48,278 INFO L371 chiAutomizerObserver]: Analyzing ICFG pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-12-07 13:42:48,308 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 13:42:48,308 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 13:42:48,308 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 13:42:48,308 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:42:48,308 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:42:48,308 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 13:42:48,308 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:42:48,308 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 13:42:48,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states. [2019-12-07 13:42:48,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 44 [2019-12-07 13:42:48,338 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:42:48,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:42:48,344 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 13:42:48,345 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,345 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 13:42:48,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states. [2019-12-07 13:42:48,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 44 [2019-12-07 13:42:48,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:42:48,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:42:48,349 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-12-07 13:42:48,349 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,355 INFO L794 eck$LassoCheckResult]: Stem: 34#ULTIMATE.startENTRYtrue ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 12#L-1true havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 44#L210true assume !(0 == ~r1~0 % 256);init_~tmp~0 := 0; 42#L210-1true init_#res := init_~tmp~0; 3#L303true main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 74#L390true [2019-12-07 13:42:48,355 INFO L796 eck$LassoCheckResult]: Loop: 74#L390true assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 32#L106true assume !(0 != ~mode1~0 % 256); 59#L123true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 76#L123-2true ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 10#L106-2true havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 9#L135true assume !(0 != ~mode2~0 % 256); 48#L148true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 45#L148-2true ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 4#L135-2true havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 14#L160true assume !(0 != ~mode3~0 % 256); 54#L173true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 52#L173-2true ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 67#L160-2true havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 77#L185true assume !(0 != ~mode4~0 % 256); 23#L198true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 39#L198-2true ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 72#L185-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 25#L311true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1 := 0; 28#L311-1true check_#res := check_~tmp~1; 63#L331true main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 29#L395true assume !(0 == assert_~arg % 256); 74#L390true [2019-12-07 13:42:48,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,359 INFO L82 PathProgramCache]: Analyzing trace with hash 28826826, now seen corresponding path program 1 times [2019-12-07 13:42:48,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763442511] [2019-12-07 13:42:48,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:42:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:42:48,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763442511] [2019-12-07 13:42:48,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:42:48,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:42:48,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310864998] [2019-12-07 13:42:48,489 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 13:42:48,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1200466200, now seen corresponding path program 1 times [2019-12-07 13:42:48,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,489 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819212344] [2019-12-07 13:42:48,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:42:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:42:48,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819212344] [2019-12-07 13:42:48,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:42:48,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:42:48,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249151378] [2019-12-07 13:42:48,570 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:42:48,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:42:48,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:42:48,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:42:48,582 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 4 states. [2019-12-07 13:42:48,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:42:48,627 INFO L93 Difference]: Finished difference Result 73 states and 121 transitions. [2019-12-07 13:42:48,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:42:48,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 121 transitions. [2019-12-07 13:42:48,632 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2019-12-07 13:42:48,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 70 states and 96 transitions. [2019-12-07 13:42:48,636 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70 [2019-12-07 13:42:48,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70 [2019-12-07 13:42:48,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 70 states and 96 transitions. [2019-12-07 13:42:48,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:42:48,637 INFO L688 BuchiCegarLoop]: Abstraction has 70 states and 96 transitions. [2019-12-07 13:42:48,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states and 96 transitions. [2019-12-07 13:42:48,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-12-07 13:42:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-12-07 13:42:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 96 transitions. [2019-12-07 13:42:48,660 INFO L711 BuchiCegarLoop]: Abstraction has 70 states and 96 transitions. [2019-12-07 13:42:48,660 INFO L591 BuchiCegarLoop]: Abstraction has 70 states and 96 transitions. [2019-12-07 13:42:48,660 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 13:42:48,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 70 states and 96 transitions. [2019-12-07 13:42:48,662 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2019-12-07 13:42:48,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:42:48,662 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:42:48,663 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,664 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,664 INFO L794 eck$LassoCheckResult]: Stem: 210#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 180#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 181#L210 assume 0 == ~r1~0 % 256; 221#L211 assume ~id1~0 >= 0; 178#L212 assume 0 == ~st1~0; 179#L213 assume ~send1~0 == ~id1~0; 223#L214 assume 0 == ~mode1~0 % 256; 186#L215 assume ~id2~0 >= 0; 187#L216 assume 0 == ~st2~0; 213#L217 assume ~send2~0 == ~id2~0; 228#L218 assume 0 == ~mode2~0 % 256; 169#L219 assume ~id3~0 >= 0; 170#L220 assume 0 == ~st3~0; 199#L221 assume ~send3~0 == ~id3~0; 222#L222 assume 0 == ~mode3~0 % 256; 205#L223 assume ~id4~0 >= 0; 206#L224 assume 0 == ~st4~0; 224#L225 assume ~send4~0 == ~id4~0; 188#L226 assume 0 == ~mode4~0 % 256; 189#L227 assume ~id1~0 != ~id2~0; 214#L228 assume ~id1~0 != ~id3~0; 229#L229 assume ~id1~0 != ~id4~0; 171#L230 assume ~id2~0 != ~id3~0; 172#L231 assume ~id2~0 != ~id4~0; 200#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 217#L210-1 init_#res := init_~tmp~0; 163#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 164#L390 [2019-12-07 13:42:48,664 INFO L796 eck$LassoCheckResult]: Loop: 164#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 207#L106 assume !(0 != ~mode1~0 % 256); 208#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 230#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 168#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 175#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 176#L138 assume !(node2_~m2~0 != ~nomsg~0); 182#L138-1 ~mode2~0 := 0; 165#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 166#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 184#L163 assume !(node3_~m3~0 != ~nomsg~0); 192#L163-1 ~mode3~0 := 0; 226#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 232#L185 assume !(0 != ~mode4~0 % 256); 194#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 195#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 215#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 196#L311 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1 := 0; 198#L311-1 check_#res := check_~tmp~1; 202#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 203#L395 assume !(0 == assert_~arg % 256); 164#L390 [2019-12-07 13:42:48,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,664 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 1 times [2019-12-07 13:42:48,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,665 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585063309] [2019-12-07 13:42:48,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,727 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:42:48,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,727 INFO L82 PathProgramCache]: Analyzing trace with hash -5927804, now seen corresponding path program 1 times [2019-12-07 13:42:48,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,727 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022330828] [2019-12-07 13:42:48,727 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:42:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:42:48,783 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022330828] [2019-12-07 13:42:48,783 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:42:48,783 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:42:48,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152642980] [2019-12-07 13:42:48,784 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:42:48,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:42:48,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 13:42:48,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 13:42:48,784 INFO L87 Difference]: Start difference. First operand 70 states and 96 transitions. cyclomatic complexity: 27 Second operand 5 states. [2019-12-07 13:42:48,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:42:48,820 INFO L93 Difference]: Finished difference Result 73 states and 98 transitions. [2019-12-07 13:42:48,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 13:42:48,821 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 98 transitions. [2019-12-07 13:42:48,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2019-12-07 13:42:48,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 70 states and 93 transitions. [2019-12-07 13:42:48,824 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70 [2019-12-07 13:42:48,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70 [2019-12-07 13:42:48,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 70 states and 93 transitions. [2019-12-07 13:42:48,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:42:48,824 INFO L688 BuchiCegarLoop]: Abstraction has 70 states and 93 transitions. [2019-12-07 13:42:48,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states and 93 transitions. [2019-12-07 13:42:48,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-12-07 13:42:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-12-07 13:42:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 93 transitions. [2019-12-07 13:42:48,828 INFO L711 BuchiCegarLoop]: Abstraction has 70 states and 93 transitions. [2019-12-07 13:42:48,828 INFO L591 BuchiCegarLoop]: Abstraction has 70 states and 93 transitions. [2019-12-07 13:42:48,828 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 13:42:48,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 70 states and 93 transitions. [2019-12-07 13:42:48,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 43 [2019-12-07 13:42:48,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:42:48,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:42:48,830 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,830 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,830 INFO L794 eck$LassoCheckResult]: Stem: 365#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 335#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 336#L210 assume 0 == ~r1~0 % 256; 376#L211 assume ~id1~0 >= 0; 333#L212 assume 0 == ~st1~0; 334#L213 assume ~send1~0 == ~id1~0; 378#L214 assume 0 == ~mode1~0 % 256; 341#L215 assume ~id2~0 >= 0; 342#L216 assume 0 == ~st2~0; 368#L217 assume ~send2~0 == ~id2~0; 383#L218 assume 0 == ~mode2~0 % 256; 324#L219 assume ~id3~0 >= 0; 325#L220 assume 0 == ~st3~0; 353#L221 assume ~send3~0 == ~id3~0; 377#L222 assume 0 == ~mode3~0 % 256; 360#L223 assume ~id4~0 >= 0; 361#L224 assume 0 == ~st4~0; 379#L225 assume ~send4~0 == ~id4~0; 343#L226 assume 0 == ~mode4~0 % 256; 344#L227 assume ~id1~0 != ~id2~0; 369#L228 assume ~id1~0 != ~id3~0; 384#L229 assume ~id1~0 != ~id4~0; 326#L230 assume ~id2~0 != ~id3~0; 327#L231 assume ~id2~0 != ~id4~0; 354#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 372#L210-1 init_#res := init_~tmp~0; 318#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 319#L390 [2019-12-07 13:42:48,831 INFO L796 eck$LassoCheckResult]: Loop: 319#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 362#L106 assume !(0 != ~mode1~0 % 256); 363#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 385#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 323#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 330#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 331#L138 assume !(node2_~m2~0 != ~nomsg~0); 337#L138-1 ~mode2~0 := 0; 320#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 321#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 339#L163 assume !(node3_~m3~0 != ~nomsg~0); 347#L163-1 ~mode3~0 := 0; 381#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 387#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 373#L188 assume !(node4_~m4~0 != ~nomsg~0); 371#L188-1 ~mode4~0 := 0; 370#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 351#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 352#L312 assume ~r1~0 % 256 >= 4; 367#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 356#L311-1 check_#res := check_~tmp~1; 357#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 358#L395 assume !(0 == assert_~arg % 256); 319#L390 [2019-12-07 13:42:48,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,831 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 2 times [2019-12-07 13:42:48,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,831 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604668397] [2019-12-07 13:42:48,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,860 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:42:48,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1242892054, now seen corresponding path program 1 times [2019-12-07 13:42:48,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,861 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393701379] [2019-12-07 13:42:48,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:42:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:42:48,876 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393701379] [2019-12-07 13:42:48,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:42:48,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:42:48,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744008336] [2019-12-07 13:42:48,877 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:42:48,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:42:48,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:42:48,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:42:48,877 INFO L87 Difference]: Start difference. First operand 70 states and 93 transitions. cyclomatic complexity: 24 Second operand 3 states. [2019-12-07 13:42:48,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:42:48,901 INFO L93 Difference]: Finished difference Result 107 states and 148 transitions. [2019-12-07 13:42:48,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:42:48,901 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 148 transitions. [2019-12-07 13:42:48,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 80 [2019-12-07 13:42:48,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 107 states and 148 transitions. [2019-12-07 13:42:48,904 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 107 [2019-12-07 13:42:48,904 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 107 [2019-12-07 13:42:48,904 INFO L73 IsDeterministic]: Start isDeterministic. Operand 107 states and 148 transitions. [2019-12-07 13:42:48,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:42:48,905 INFO L688 BuchiCegarLoop]: Abstraction has 107 states and 148 transitions. [2019-12-07 13:42:48,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states and 148 transitions. [2019-12-07 13:42:48,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2019-12-07 13:42:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-12-07 13:42:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 145 transitions. [2019-12-07 13:42:48,909 INFO L711 BuchiCegarLoop]: Abstraction has 105 states and 145 transitions. [2019-12-07 13:42:48,909 INFO L591 BuchiCegarLoop]: Abstraction has 105 states and 145 transitions. [2019-12-07 13:42:48,910 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 13:42:48,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 105 states and 145 transitions. [2019-12-07 13:42:48,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2019-12-07 13:42:48,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:42:48,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:42:48,911 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,911 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:42:48,912 INFO L794 eck$LassoCheckResult]: Stem: 548#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 518#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 519#L210 assume 0 == ~r1~0 % 256; 559#L211 assume ~id1~0 >= 0; 516#L212 assume 0 == ~st1~0; 517#L213 assume ~send1~0 == ~id1~0; 562#L214 assume 0 == ~mode1~0 % 256; 524#L215 assume ~id2~0 >= 0; 525#L216 assume 0 == ~st2~0; 549#L217 assume ~send2~0 == ~id2~0; 567#L218 assume 0 == ~mode2~0 % 256; 507#L219 assume ~id3~0 >= 0; 508#L220 assume 0 == ~st3~0; 534#L221 assume ~send3~0 == ~id3~0; 561#L222 assume 0 == ~mode3~0 % 256; 543#L223 assume ~id4~0 >= 0; 544#L224 assume 0 == ~st4~0; 563#L225 assume ~send4~0 == ~id4~0; 526#L226 assume 0 == ~mode4~0 % 256; 527#L227 assume ~id1~0 != ~id2~0; 552#L228 assume ~id1~0 != ~id3~0; 568#L229 assume ~id1~0 != ~id4~0; 509#L230 assume ~id2~0 != ~id3~0; 510#L231 assume ~id2~0 != ~id4~0; 537#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 556#L210-1 init_#res := init_~tmp~0; 501#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 502#L390 [2019-12-07 13:42:48,912 INFO L796 eck$LassoCheckResult]: Loop: 502#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 545#L106 assume !(0 != ~mode1~0 % 256); 546#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 569#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 506#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 513#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 514#L138 assume !(node2_~m2~0 != ~nomsg~0); 520#L138-1 ~mode2~0 := 0; 503#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 504#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 522#L163 assume !(node3_~m3~0 != ~nomsg~0); 530#L163-1 ~mode3~0 := 0; 565#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 572#L185 assume !(0 != ~mode4~0 % 256); 532#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 533#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 553#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 573#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 574#L312 assume !(~r1~0 % 256 >= 4); 550#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 551#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 539#L311-1 check_#res := check_~tmp~1; 540#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 541#L395 assume !(0 == assert_~arg % 256); 502#L390 [2019-12-07 13:42:48,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,912 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 3 times [2019-12-07 13:42:48,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,912 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874052503] [2019-12-07 13:42:48,912 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,936 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:42:48,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1863936796, now seen corresponding path program 1 times [2019-12-07 13:42:48,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,937 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321178462] [2019-12-07 13:42:48,937 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:42:48,954 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:42:48,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:42:48,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1364442104, now seen corresponding path program 1 times [2019-12-07 13:42:48,954 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:42:48,955 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988779686] [2019-12-07 13:42:48,955 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:42:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:42:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:42:48,985 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988779686] [2019-12-07 13:42:48,985 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:42:48,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:42:48,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335185908] [2019-12-07 13:42:49,228 WARN L192 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 116 [2019-12-07 13:42:49,974 WARN L192 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2019-12-07 13:42:49,984 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:42:49,984 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:42:49,984 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:42:49,984 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:42:49,984 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:42:49,984 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:42:49,985 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:42:49,985 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:42:49,985 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2019-12-07 13:42:49,985 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:42:49,985 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:42:50,016 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 13:42:50,023 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 13:42:50,024 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 13:42:50,031 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 13:42:50,033 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 13:42:50,034 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 13:42:50,038 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 13:42:50,131 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 13:42:50,132 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 13:42:50,136 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 13:42:50,137 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 13:42:50,139 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 13:42:50,140 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 13:42:50,144 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 13:42:50,145 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 13:42:50,147 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 13:42:50,150 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 13:42:50,151 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 13:42:50,152 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 13:42:50,154 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 13:42:50,155 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 13:42:50,157 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 13:42:50,326 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-12-07 13:42:50,392 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-12-07 13:42:54,109 WARN L192 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 156 DAG size of output: 108 [2019-12-07 13:42:54,181 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:42:54,182 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:54,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:42:54,187 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:54,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:42:54,199 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:42:54,265 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 13:42:54,267 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:42:54,267 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:42:54,267 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:42:54,267 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:42:54,267 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:42:54,267 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:42:54,267 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:42:54,267 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:42:54,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2019-12-07 13:42:54,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:42:54,267 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:42:54,274 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 13:42:54,275 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 13:42:54,279 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 13:42:54,282 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 13:42:54,283 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 13:42:54,285 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 13:42:54,287 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 13:42:54,288 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 13:42:54,289 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 13:42:54,377 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 13:42:54,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:42:54,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:42:54,386 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 13:42:54,387 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 13:42:54,388 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 13:42:54,390 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 13:42:54,392 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 13:42:54,395 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 13:42:54,399 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 13:42:54,400 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 13:42:54,401 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 13:42:54,402 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 13:42:54,560 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-12-07 13:42:54,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-12-07 13:42:58,731 WARN L192 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 156 DAG size of output: 108 [2019-12-07 13:42:58,814 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:42:58,818 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,822 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 13:42:58,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,832 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 13:42:58,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,840 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 13:42:58,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,848 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 13:42:58,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,856 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 13:42:58,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:58,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:58,862 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,868 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 13:42:58,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,876 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 13:42:58,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:58,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:58,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,883 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 13:42:58,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:58,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:58,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:58,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:58,892 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 13:42:58,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:58,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:58,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:58,894 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:42:58,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:58,959 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 13:42:58,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,052 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 13:42:59,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,061 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 13:42:59,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,065 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,069 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 13:42:59,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,077 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 13:42:59,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,085 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 13:42:59,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,093 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 13:42:59,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,101 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 13:42:59,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,108 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 13:42:59,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,117 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 13:42:59,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,125 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 13:42:59,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,132 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 13:42:59,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:42:59,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,138 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 13:42:59,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,147 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 13:42:59,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:42:59,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:42:59,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:42:59,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:42:59,153 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,156 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 13:42:59,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,158 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,158 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,173 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 13:42:59,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,174 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,175 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,181 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 13:42:59,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,183 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,184 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,190 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 13:42:59,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,191 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,191 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,196 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 13:42:59,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,199 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,199 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,206 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 13:42:59,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,208 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,209 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,215 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 13:42:59,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,217 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,217 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,222 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 13:42:59,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,223 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,224 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,224 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,230 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 13:42:59,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,233 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:42:59,233 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,304 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-12-07 13:42:59,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,437 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 13:42:59,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,438 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,439 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,439 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,446 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 13:42:59,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,448 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,453 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 13:42:59,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,461 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 13:42:59,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,463 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,463 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,473 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 13:42:59,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,475 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,476 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,476 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,482 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 13:42:59,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,484 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,485 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,485 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,492 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 13:42:59,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,494 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,500 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 13:42:59,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,501 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,502 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,507 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 13:42:59,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,509 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,510 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,515 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 13:42:59,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,517 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,521 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 13:42:59,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,523 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,523 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:42:59,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,528 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 13:42:59,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,529 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,530 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,530 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,536 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 13:42:59,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,538 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:42:59,539 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:42:59,539 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:42:59,542 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:42:59,543 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,546 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 13:42:59,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,547 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,548 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,553 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 13:42:59,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,554 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,555 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,562 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 13:42:59,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,564 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,570 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 13:42:59,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,577 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 13:42:59,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,580 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,580 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,587 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 13:42:59,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,596 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 13:42:59,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,616 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 13:42:59,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,619 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,619 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,626 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 13:42:59,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,630 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:42:59,630 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,722 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2019-12-07 13:42:59,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,910 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 13:42:59,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,912 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,913 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,913 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,921 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 13:42:59,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,929 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 13:42:59,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,931 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,941 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 13:42:59,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,944 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,944 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:42:59,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,954 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,954 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,963 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 13:42:59,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,966 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:42:59,966 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:42:59,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,974 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 13:42:59,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,982 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 13:42:59,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,985 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:42:59,992 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 13:42:59,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:42:59,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:42:59,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:42:59,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:42:59,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:42:59,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:42:59,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:42:59,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,002 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 13:43:00,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:00,004 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:00,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,012 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 13:43:00,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:00,014 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:00,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,022 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 13:43:00,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:00,025 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:00,025 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:00,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,034 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 13:43:00,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,035 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:00,036 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:00,036 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:00,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:00,042 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,045 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 13:43:00,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,046 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,047 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,056 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 13:43:00,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,059 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,062 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,066 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 13:43:00,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,076 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 13:43:00,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,078 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,084 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 13:43:00,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,087 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,087 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,095 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 13:43:00,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,098 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,105 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 13:43:00,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,106 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,107 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,111 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 13:43:00,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,113 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,114 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,114 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,124 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 13:43:00,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,127 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:00,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,251 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2019-12-07 13:43:00,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,500 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 13:43:00,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,503 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,503 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,512 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 13:43:00,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,514 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,515 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,542 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 13:43:00,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,543 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,544 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:00,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,554 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,554 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,562 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 13:43:00,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,563 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,564 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,564 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,572 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 13:43:00,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,574 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,575 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,575 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,583 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 13:43:00,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,585 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,585 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,590 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 13:43:00,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,592 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,593 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,601 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 13:43:00,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,602 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,603 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,610 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 13:43:00,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,611 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,611 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,617 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 13:43:00,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,619 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:00,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,624 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 13:43:00,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,627 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,627 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,635 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 13:43:00,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:00,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,636 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:00,638 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:00,638 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:00,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:00,643 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,646 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 13:43:00,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,647 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,647 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,648 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,653 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 13:43:00,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,655 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,656 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,662 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 13:43:00,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,666 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,673 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 13:43:00,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,675 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,675 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,681 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 13:43:00,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,683 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,683 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,684 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:00,684 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:00,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,690 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 13:43:00,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,692 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,692 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,695 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,698 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 13:43:00,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,700 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,700 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,701 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:00,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:00,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,706 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 13:43:00,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,707 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:00,707 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,708 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:00,708 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:00,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:00,715 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 13:43:00,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:00,717 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:00,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:00,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:00,718 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:00,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:00,790 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-12-07 13:43:00,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,042 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 13:43:01,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,044 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,044 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,046 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,046 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,054 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 13:43:01,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,055 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,055 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,059 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,063 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 13:43:01,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,064 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,064 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,065 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,072 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 13:43:01,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,074 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,074 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,081 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 13:43:01,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,084 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,084 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:01,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,094 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,094 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,103 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 13:43:01,104 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,104 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,104 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,105 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,114 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 13:43:01,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,117 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,125 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 13:43:01,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,127 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,128 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,135 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 13:43:01,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,136 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,137 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,137 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,143 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 13:43:01,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,144 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,145 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,145 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:01,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,151 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 13:43:01,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,152 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,153 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,154 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,154 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,162 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 13:43:01,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:01,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,164 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:01,165 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:01,165 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:01,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:01,172 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,196 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 13:43:01,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,198 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,199 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,205 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 13:43:01,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,206 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,206 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,207 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,216 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 13:43:01,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,218 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,227 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 13:43:01,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,228 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,229 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,234 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 13:43:01,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,236 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,238 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,238 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,248 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 13:43:01,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,249 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,249 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,250 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,257 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 13:43:01,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,258 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,265 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 13:43:01,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,267 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,268 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,268 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,278 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 13:43:01,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,280 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,281 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:01,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,406 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2019-12-07 13:43:01,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,795 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,802 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 13:43:01,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,803 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,805 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,805 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,815 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 13:43:01,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,816 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,817 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,817 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:01,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,827 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,828 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,837 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 13:43:01,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,838 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,840 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,840 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,849 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 13:43:01,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,850 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,861 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 13:43:01,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,863 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,864 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,873 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 13:43:01,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,875 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,875 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,876 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,882 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 13:43:01,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,884 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,895 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 13:43:01,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,896 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,905 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 13:43:01,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,907 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,907 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,914 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 13:43:01,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,916 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:01,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,923 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 13:43:01,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,924 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,925 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,925 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:01,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,936 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:01,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:01,938 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:01,938 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:01,944 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:01,945 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,948 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 13:43:01,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:01,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:01,951 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:01,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Exception during sending of exit command (exit): Stream closed No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,959 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 13:43:01,961 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,961 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:01,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:01,963 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:01,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:01,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:01,994 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 13:43:01,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:01,996 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:01,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:01,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:01,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:01,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:01,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:01,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:02,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,007 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 13:43:02,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,009 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:02,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:02,009 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,010 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:02,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:02,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,017 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 13:43:02,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,019 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:02,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,020 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:02,020 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:02,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,031 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 13:43:02,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,032 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:02,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:02,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,033 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:02,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:02,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,042 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 13:43:02,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,044 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:02,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:02,044 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,045 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:02,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:02,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:02,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:02,053 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,055 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:02,055 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:02,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:02,066 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 13:43:02,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:02,069 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:02,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:02,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:02,070 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:02,070 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:02,215 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2019-12-07 13:43:02,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,679 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 13:43:03,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,682 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,684 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,684 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,696 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 13:43:03,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,698 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,699 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,700 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,710 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 13:43:03,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,712 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,712 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,724 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 13:43:03,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,726 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,728 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,728 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,740 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 13:43:03,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,742 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,744 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,744 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,755 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 13:43:03,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,756 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,758 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,758 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,770 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 13:43:03,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,771 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,772 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,773 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,781 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 13:43:03,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,785 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,797 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 13:43:03,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,799 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,799 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,800 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,807 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,810 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 13:43:03,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,811 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,811 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,812 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,819 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 13:43:03,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,821 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:03,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,830 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 13:43:03,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,831 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,831 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,833 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,833 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,844 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 13:43:03,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:03,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:03,847 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:03,847 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:03,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:03,856 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,859 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 13:43:03,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,861 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,861 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,862 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,867 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 13:43:03,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,868 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,868 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,869 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,876 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 13:43:03,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,878 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,879 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/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 13:43:03,887 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 13:43:03,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:03,896 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 13:43:03,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,898 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,898 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,899 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:03,899 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:03,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:03,908 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 13:43:03,909 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,909 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,911 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:03,947 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 13:43:03,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,949 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,950 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:03,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:03,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:03,955 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 13:43:03,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,957 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:03,957 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:03,958 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:03,958 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:03,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 166 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 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:03,966 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 13:43:03,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:03,968 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:03,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:03,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:03,968 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:03,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,049 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2019-12-07 13:43:04,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 167 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,297 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 13:43:04,298 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,298 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,299 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,300 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,300 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 168 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 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,307 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 13:43:04,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,308 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 169 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 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,315 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 13:43:04,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 170 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 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,325 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 13:43:04,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,326 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,326 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,327 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,327 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 171 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 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:04,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,336 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,336 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,337 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,337 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 172 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 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,345 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 13:43:04,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,347 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,348 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,348 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 173 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 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,356 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 13:43:04,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,357 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,358 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 174 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 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,363 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 13:43:04,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 175 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 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,373 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 13:43:04,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,375 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,375 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,376 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 176 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 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,383 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 13:43:04,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,384 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,385 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 177 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 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,390 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 13:43:04,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:04,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 178 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 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,398 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 13:43:04,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,399 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,400 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,400 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 179 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 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,408 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 13:43:04,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,410 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:04,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:04,411 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:04,411 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:04,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:04,416 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 180 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 180 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:04,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,420 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,420 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 181 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 181 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,427 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 13:43:04,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,428 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,428 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 182 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 182 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,439 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 13:43:04,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,441 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,441 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 183 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 183 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,451 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 13:43:04,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,453 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 184 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 184 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,459 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 13:43:04,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,460 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,461 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,462 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:04,462 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:04,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 185 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 185 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,471 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 13:43:04,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,472 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 186 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 186 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,481 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 13:43:04,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,482 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,482 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:04,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:04,486 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 187 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 187 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,489 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 13:43:04,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,490 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:04,491 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,492 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:04,492 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:04,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 188 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 188 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:04,502 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 13:43:04,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:04,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:04,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:04,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:04,505 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2019-12-07 13:43:04,505 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:04,665 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2019-12-07 13:43:04,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 189 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 189 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,231 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 13:43:05,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,232 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,233 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,235 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,235 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 190 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 190 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:05,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,247 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 191 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 191 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,289 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 13:43:05,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,290 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 192 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 192 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,301 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 13:43:05,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,302 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,302 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,304 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,304 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 193 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 193 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:05,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,315 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,315 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,316 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,317 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 194 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 194 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,326 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 13:43:05,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,328 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,328 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,329 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,329 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 195 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 195 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,339 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 13:43:05,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,340 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,341 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 196 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 196 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,348 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 13:43:05,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,349 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,349 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 197 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 197 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,361 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 13:43:05,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,363 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,363 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 198 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 198 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,373 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 13:43:05,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,374 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,374 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 199 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 199 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,381 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 13:43:05,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:05,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:05,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:05,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 200 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 200 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,390 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 13:43:05,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,391 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,391 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,393 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,393 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 201 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 201 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:05,403 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 13:43:05,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:05,404 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:05,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:05,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:05,404 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:05,406 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:05,406 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:05,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:05,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:05,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:05,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:05,413 INFO L87 Difference]: Start difference. First operand 105 states and 145 transitions. cyclomatic complexity: 41 Second operand 3 states. [2019-12-07 13:43:05,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:05,426 INFO L93 Difference]: Finished difference Result 171 states and 241 transitions. [2019-12-07 13:43:05,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:05,426 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 171 states and 241 transitions. [2019-12-07 13:43:05,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2019-12-07 13:43:05,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 171 states to 171 states and 241 transitions. [2019-12-07 13:43:05,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 171 [2019-12-07 13:43:05,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 171 [2019-12-07 13:43:05,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 171 states and 241 transitions. [2019-12-07 13:43:05,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:05,430 INFO L688 BuchiCegarLoop]: Abstraction has 171 states and 241 transitions. [2019-12-07 13:43:05,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states and 241 transitions. [2019-12-07 13:43:05,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2019-12-07 13:43:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-12-07 13:43:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 241 transitions. [2019-12-07 13:43:05,437 INFO L711 BuchiCegarLoop]: Abstraction has 171 states and 241 transitions. [2019-12-07 13:43:05,437 INFO L591 BuchiCegarLoop]: Abstraction has 171 states and 241 transitions. [2019-12-07 13:43:05,437 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-12-07 13:43:05,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 171 states and 241 transitions. [2019-12-07 13:43:05,438 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 144 [2019-12-07 13:43:05,438 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:05,438 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:05,439 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,440 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,440 INFO L794 eck$LassoCheckResult]: Stem: 834#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 802#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 803#L210 assume 0 == ~r1~0 % 256; 846#L211 assume ~id1~0 >= 0; 800#L212 assume 0 == ~st1~0; 801#L213 assume ~send1~0 == ~id1~0; 851#L214 assume 0 == ~mode1~0 % 256; 809#L215 assume ~id2~0 >= 0; 810#L216 assume 0 == ~st2~0; 837#L217 assume ~send2~0 == ~id2~0; 859#L218 assume 0 == ~mode2~0 % 256; 791#L219 assume ~id3~0 >= 0; 792#L220 assume 0 == ~st3~0; 819#L221 assume ~send3~0 == ~id3~0; 849#L222 assume 0 == ~mode3~0 % 256; 829#L223 assume ~id4~0 >= 0; 830#L224 assume 0 == ~st4~0; 852#L225 assume ~send4~0 == ~id4~0; 811#L226 assume 0 == ~mode4~0 % 256; 812#L227 assume ~id1~0 != ~id2~0; 838#L228 assume ~id1~0 != ~id3~0; 860#L229 assume ~id1~0 != ~id4~0; 793#L230 assume ~id2~0 != ~id3~0; 794#L231 assume ~id2~0 != ~id4~0; 822#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 843#L210-1 init_#res := init_~tmp~0; 785#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 786#L390 [2019-12-07 13:43:05,440 INFO L796 eck$LassoCheckResult]: Loop: 786#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 875#L106 assume !(0 != ~mode1~0 % 256); 861#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 862#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 790#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 798#L135 assume !(0 != ~mode2~0 % 256); 799#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 850#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 911#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 907#L160 assume !(0 != ~mode3~0 % 256); 905#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 903#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 897#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 893#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 890#L188 assume !(node4_~m4~0 != ~nomsg~0); 887#L188-1 ~mode4~0 := 0; 885#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 884#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 878#L312 assume !(~r1~0 % 256 >= 4); 835#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 836#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 824#L311-1 check_#res := check_~tmp~1; 825#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 826#L395 assume !(0 == assert_~arg % 256); 827#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 831#L106 assume !(0 != ~mode1~0 % 256); 832#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 871#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 870#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 868#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 869#L138 assume !(node2_~m2~0 != ~nomsg~0); 953#L138-1 ~mode2~0 := 0; 952#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 951#L160 assume !(0 != ~mode3~0 % 256); 947#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 946#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 944#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 943#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 940#L188 assume !(node4_~m4~0 != ~nomsg~0); 938#L188-1 ~mode4~0 := 0; 936#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 820#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 821#L312 assume !(~r1~0 % 256 >= 4); 883#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 881#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 879#L311-1 check_#res := check_~tmp~1; 877#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 876#L395 assume !(0 == assert_~arg % 256); 786#L390 [2019-12-07 13:43:05,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,440 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 4 times [2019-12-07 13:43:05,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688648823] [2019-12-07 13:43:05,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,458 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:05,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,458 INFO L82 PathProgramCache]: Analyzing trace with hash 2097756349, now seen corresponding path program 1 times [2019-12-07 13:43:05,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,459 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373762832] [2019-12-07 13:43:05,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:05,495 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373762832] [2019-12-07 13:43:05,495 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:05,495 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:05,495 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208293413] [2019-12-07 13:43:05,495 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:05,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:05,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:05,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:05,496 INFO L87 Difference]: Start difference. First operand 171 states and 241 transitions. cyclomatic complexity: 71 Second operand 3 states. [2019-12-07 13:43:05,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:05,509 INFO L93 Difference]: Finished difference Result 259 states and 366 transitions. [2019-12-07 13:43:05,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:05,509 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 259 states and 366 transitions. [2019-12-07 13:43:05,511 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 232 [2019-12-07 13:43:05,513 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 259 states to 259 states and 366 transitions. [2019-12-07 13:43:05,513 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2019-12-07 13:43:05,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2019-12-07 13:43:05,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 259 states and 366 transitions. [2019-12-07 13:43:05,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:05,515 INFO L688 BuchiCegarLoop]: Abstraction has 259 states and 366 transitions. [2019-12-07 13:43:05,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states and 366 transitions. [2019-12-07 13:43:05,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 237. [2019-12-07 13:43:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2019-12-07 13:43:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 336 transitions. [2019-12-07 13:43:05,527 INFO L711 BuchiCegarLoop]: Abstraction has 237 states and 336 transitions. [2019-12-07 13:43:05,527 INFO L591 BuchiCegarLoop]: Abstraction has 237 states and 336 transitions. [2019-12-07 13:43:05,527 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-12-07 13:43:05,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 237 states and 336 transitions. [2019-12-07 13:43:05,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 210 [2019-12-07 13:43:05,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:05,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:05,530 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,530 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,530 INFO L794 eck$LassoCheckResult]: Stem: 1270#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 1239#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1240#L210 assume 0 == ~r1~0 % 256; 1283#L211 assume ~id1~0 >= 0; 1237#L212 assume 0 == ~st1~0; 1238#L213 assume ~send1~0 == ~id1~0; 1287#L214 assume 0 == ~mode1~0 % 256; 1246#L215 assume ~id2~0 >= 0; 1247#L216 assume 0 == ~st2~0; 1273#L217 assume ~send2~0 == ~id2~0; 1292#L218 assume 0 == ~mode2~0 % 256; 1227#L219 assume ~id3~0 >= 0; 1228#L220 assume 0 == ~st3~0; 1258#L221 assume ~send3~0 == ~id3~0; 1284#L222 assume 0 == ~mode3~0 % 256; 1266#L223 assume ~id4~0 >= 0; 1267#L224 assume 0 == ~st4~0; 1288#L225 assume ~send4~0 == ~id4~0; 1248#L226 assume 0 == ~mode4~0 % 256; 1249#L227 assume ~id1~0 != ~id2~0; 1274#L228 assume ~id1~0 != ~id3~0; 1293#L229 assume ~id1~0 != ~id4~0; 1229#L230 assume ~id2~0 != ~id3~0; 1230#L231 assume ~id2~0 != ~id4~0; 1259#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 1278#L210-1 init_#res := init_~tmp~0; 1221#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 1222#L390 [2019-12-07 13:43:05,530 INFO L796 eck$LassoCheckResult]: Loop: 1222#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1385#L106 assume !(0 != ~mode1~0 % 256); 1384#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 1310#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 1311#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1233#L135 assume !(0 != ~mode2~0 % 256); 1234#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 1281#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 1282#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1441#L160 assume !(0 != ~mode3~0 % 256); 1440#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 1439#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 1297#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1298#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1301#L188 assume !(node4_~m4~0 != ~nomsg~0); 1427#L188-1 ~mode4~0 := 0; 1425#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1424#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1422#L312 assume !(~r1~0 % 256 >= 4); 1421#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1419#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 1418#L311-1 check_#res := check_~tmp~1; 1417#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1416#L395 assume !(0 == assert_~arg % 256); 1415#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1268#L106 assume 0 != ~mode1~0 % 256; 1269#L107 assume !(255 == ~r1~0 % 256); 1265#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1231#L113 assume !(node1_~m1~0 != ~nomsg~0); 1225#L113-1 ~mode1~0 := 0; 1226#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1369#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1370#L138 assume !(node2_~m2~0 != ~nomsg~0); 1412#L138-1 ~mode2~0 := 0; 1411#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1410#L160 assume !(0 != ~mode3~0 % 256); 1409#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 1405#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 1403#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1402#L185 assume !(0 != ~mode4~0 % 256); 1398#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 1396#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 1395#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1394#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1392#L312 assume !(~r1~0 % 256 >= 4); 1391#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1389#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 1388#L311-1 check_#res := check_~tmp~1; 1387#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1386#L395 assume !(0 == assert_~arg % 256); 1222#L390 [2019-12-07 13:43:05,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,531 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 5 times [2019-12-07 13:43:05,531 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795480324] [2019-12-07 13:43:05,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,548 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:05,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,549 INFO L82 PathProgramCache]: Analyzing trace with hash -747283400, now seen corresponding path program 1 times [2019-12-07 13:43:05,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,549 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332633680] [2019-12-07 13:43:05,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:05,590 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332633680] [2019-12-07 13:43:05,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:05,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:05,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029938237] [2019-12-07 13:43:05,591 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:05,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:05,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:05,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:05,591 INFO L87 Difference]: Start difference. First operand 237 states and 336 transitions. cyclomatic complexity: 100 Second operand 3 states. [2019-12-07 13:43:05,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:05,603 INFO L93 Difference]: Finished difference Result 435 states and 621 transitions. [2019-12-07 13:43:05,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:05,604 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 435 states and 621 transitions. [2019-12-07 13:43:05,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2019-12-07 13:43:05,609 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 435 states to 435 states and 621 transitions. [2019-12-07 13:43:05,609 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 435 [2019-12-07 13:43:05,609 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 435 [2019-12-07 13:43:05,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 435 states and 621 transitions. [2019-12-07 13:43:05,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:05,610 INFO L688 BuchiCegarLoop]: Abstraction has 435 states and 621 transitions. [2019-12-07 13:43:05,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states and 621 transitions. [2019-12-07 13:43:05,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 411. [2019-12-07 13:43:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2019-12-07 13:43:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 579 transitions. [2019-12-07 13:43:05,619 INFO L711 BuchiCegarLoop]: Abstraction has 411 states and 579 transitions. [2019-12-07 13:43:05,619 INFO L591 BuchiCegarLoop]: Abstraction has 411 states and 579 transitions. [2019-12-07 13:43:05,619 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-12-07 13:43:05,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 411 states and 579 transitions. [2019-12-07 13:43:05,621 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 384 [2019-12-07 13:43:05,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:05,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:05,622 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,622 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,622 INFO L794 eck$LassoCheckResult]: Stem: 1949#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 1917#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1918#L210 assume 0 == ~r1~0 % 256; 1962#L211 assume ~id1~0 >= 0; 1915#L212 assume 0 == ~st1~0; 1916#L213 assume ~send1~0 == ~id1~0; 1966#L214 assume 0 == ~mode1~0 % 256; 1924#L215 assume ~id2~0 >= 0; 1925#L216 assume 0 == ~st2~0; 1950#L217 assume ~send2~0 == ~id2~0; 1974#L218 assume 0 == ~mode2~0 % 256; 1905#L219 assume ~id3~0 >= 0; 1906#L220 assume 0 == ~st3~0; 1934#L221 assume ~send3~0 == ~id3~0; 1965#L222 assume 0 == ~mode3~0 % 256; 1945#L223 assume ~id4~0 >= 0; 1946#L224 assume 0 == ~st4~0; 1967#L225 assume ~send4~0 == ~id4~0; 1926#L226 assume 0 == ~mode4~0 % 256; 1927#L227 assume ~id1~0 != ~id2~0; 1953#L228 assume ~id1~0 != ~id3~0; 1975#L229 assume ~id1~0 != ~id4~0; 1907#L230 assume ~id2~0 != ~id3~0; 1908#L231 assume ~id2~0 != ~id4~0; 1937#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 1959#L210-1 init_#res := init_~tmp~0; 1899#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 1900#L390 [2019-12-07 13:43:05,622 INFO L796 eck$LassoCheckResult]: Loop: 1900#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2198#L106 assume !(0 != ~mode1~0 % 256); 2194#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 2190#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 2186#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2181#L135 assume !(0 != ~mode2~0 % 256); 2177#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 2175#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 2173#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2170#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2155#L163 assume !(node3_~m3~0 != ~nomsg~0); 2149#L163-1 ~mode3~0 := 0; 2148#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2147#L185 assume !(0 != ~mode4~0 % 256); 2139#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 2137#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 2136#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2134#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2132#L312 assume !(~r1~0 % 256 >= 4); 2075#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2076#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 2069#L311-1 check_#res := check_~tmp~1; 2209#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2058#L395 assume !(0 == assert_~arg % 256); 2056#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2045#L106 assume 0 != ~mode1~0 % 256; 2044#L107 assume !(255 == ~r1~0 % 256); 2043#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1909#L113 assume !(node1_~m1~0 != ~nomsg~0); 1910#L113-1 ~mode1~0 := 0; 2040#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2038#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2036#L138 assume !(node2_~m2~0 != ~nomsg~0); 2034#L138-1 ~mode2~0 := 0; 2033#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2031#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2032#L163 assume !(node3_~m3~0 != ~nomsg~0); 2027#L163-1 ~mode3~0 := 0; 2025#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2026#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2145#L188 assume !(node4_~m4~0 != ~nomsg~0); 2143#L188-1 ~mode4~0 := 0; 2013#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2014#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2135#L312 assume !(~r1~0 % 256 >= 4); 2133#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 2003#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 2004#L311-1 check_#res := check_~tmp~1; 2208#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2205#L395 assume !(0 == assert_~arg % 256); 1900#L390 [2019-12-07 13:43:05,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,623 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 6 times [2019-12-07 13:43:05,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,623 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117205347] [2019-12-07 13:43:05,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:05,636 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:05,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1653242292, now seen corresponding path program 1 times [2019-12-07 13:43:05,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,637 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827905068] [2019-12-07 13:43:05,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:05,676 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827905068] [2019-12-07 13:43:05,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:05,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:05,676 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852062768] [2019-12-07 13:43:05,677 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:05,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:05,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:05,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:05,677 INFO L87 Difference]: Start difference. First operand 411 states and 579 transitions. cyclomatic complexity: 169 Second operand 3 states. [2019-12-07 13:43:05,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:05,688 INFO L93 Difference]: Finished difference Result 437 states and 611 transitions. [2019-12-07 13:43:05,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:05,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 437 states and 611 transitions. [2019-12-07 13:43:05,691 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 384 [2019-12-07 13:43:05,693 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 437 states to 437 states and 611 transitions. [2019-12-07 13:43:05,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 437 [2019-12-07 13:43:05,694 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 437 [2019-12-07 13:43:05,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 437 states and 611 transitions. [2019-12-07 13:43:05,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:05,694 INFO L688 BuchiCegarLoop]: Abstraction has 437 states and 611 transitions. [2019-12-07 13:43:05,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states and 611 transitions. [2019-12-07 13:43:05,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 433. [2019-12-07 13:43:05,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2019-12-07 13:43:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 605 transitions. [2019-12-07 13:43:05,702 INFO L711 BuchiCegarLoop]: Abstraction has 433 states and 605 transitions. [2019-12-07 13:43:05,702 INFO L591 BuchiCegarLoop]: Abstraction has 433 states and 605 transitions. [2019-12-07 13:43:05,702 INFO L424 BuchiCegarLoop]: ======== Iteration 8============ [2019-12-07 13:43:05,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 605 transitions. [2019-12-07 13:43:05,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 384 [2019-12-07 13:43:05,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:05,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:05,704 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,704 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:05,704 INFO L794 eck$LassoCheckResult]: Stem: 2799#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 2769#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 2770#L210 assume 0 == ~r1~0 % 256; 2811#L211 assume ~id1~0 >= 0; 2767#L212 assume 0 == ~st1~0; 2768#L213 assume ~send1~0 == ~id1~0; 2814#L214 assume 0 == ~mode1~0 % 256; 2775#L215 assume ~id2~0 >= 0; 2776#L216 assume 0 == ~st2~0; 2800#L217 assume ~send2~0 == ~id2~0; 2820#L218 assume 0 == ~mode2~0 % 256; 2759#L219 assume ~id3~0 >= 0; 2760#L220 assume 0 == ~st3~0; 2785#L221 assume ~send3~0 == ~id3~0; 2813#L222 assume 0 == ~mode3~0 % 256; 2795#L223 assume ~id4~0 >= 0; 2796#L224 assume 0 == ~st4~0; 2815#L225 assume ~send4~0 == ~id4~0; 2777#L226 assume 0 == ~mode4~0 % 256; 2778#L227 assume ~id1~0 != ~id2~0; 2803#L228 assume ~id1~0 != ~id3~0; 2821#L229 assume ~id1~0 != ~id4~0; 2761#L230 assume ~id2~0 != ~id3~0; 2762#L231 assume ~id2~0 != ~id4~0; 2788#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 2807#L210-1 init_#res := init_~tmp~0; 2753#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 2754#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3156#L106 assume !(0 != ~mode1~0 % 256); 3157#L123 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite0 := ~p1_new~0; 3168#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 3166#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3164#L135 assume !(0 != ~mode2~0 % 256); 3080#L148 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite1 := ~p2_new~0; 3081#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 2905#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2906#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2901#L163 [2019-12-07 13:43:05,705 INFO L796 eck$LassoCheckResult]: Loop: 2901#L163 assume !(node3_~m3~0 != ~nomsg~0); 2897#L163-1 ~mode3~0 := 0; 2898#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3034#L185 assume !(0 != ~mode4~0 % 256); 2880#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 2881#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 3028#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3025#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 2865#L312 assume ~r1~0 % 256 >= 4; 2864#L316 assume !(~r1~0 % 256 < 4); 2861#L320 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0;check_~tmp~1 := 1; 2859#L311-1 check_#res := check_~tmp~1; 2858#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2857#L395 assume !(0 == assert_~arg % 256); 2856#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2851#L106 assume 0 != ~mode1~0 % 256; 2852#L107 assume !(255 == ~r1~0 % 256); 2847#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2848#L113 assume !(node1_~m1~0 != ~nomsg~0); 2840#L113-1 ~mode1~0 := 0; 2841#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3076#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3072#L138 assume !(node2_~m2~0 != ~nomsg~0); 3067#L138-1 ~mode2~0 := 0; 3066#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3065#L160 assume !(0 != ~mode3~0 % 256); 3064#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 3063#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 3062#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3056#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3057#L188 assume !(node4_~m4~0 != ~nomsg~0); 3050#L188-1 ~mode4~0 := 0; 3046#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3044#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 3009#L312 assume !(~r1~0 % 256 >= 4); 3010#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 3011#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 2790#L311-1 check_#res := check_~tmp~1; 2791#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2792#L395 assume !(0 == assert_~arg % 256); 2793#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2831#L106 assume !(0 != ~mode1~0 % 256); 2822#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 2823#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 2833#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3085#L135 assume !(0 != ~mode2~0 % 256); 3084#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 3078#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 3079#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2903#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2901#L163 [2019-12-07 13:43:05,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1374363553, now seen corresponding path program 1 times [2019-12-07 13:43:05,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,705 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308810423] [2019-12-07 13:43:05,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:05,762 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308810423] [2019-12-07 13:43:05,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:05,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 13:43:05,762 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759504296] [2019-12-07 13:43:05,762 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 13:43:05,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:05,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1583857701, now seen corresponding path program 1 times [2019-12-07 13:43:05,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:05,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437260161] [2019-12-07 13:43:05,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:05,782 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437260161] [2019-12-07 13:43:05,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:05,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:05,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713110502] [2019-12-07 13:43:05,783 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:05,783 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:05,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 13:43:05,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-12-07 13:43:05,783 INFO L87 Difference]: Start difference. First operand 433 states and 605 transitions. cyclomatic complexity: 173 Second operand 8 states. [2019-12-07 13:43:05,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:05,969 INFO L93 Difference]: Finished difference Result 1208 states and 1689 transitions. [2019-12-07 13:43:05,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 13:43:05,969 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1208 states and 1689 transitions. [2019-12-07 13:43:05,975 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1152 [2019-12-07 13:43:05,981 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1208 states to 1208 states and 1689 transitions. [2019-12-07 13:43:05,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1208 [2019-12-07 13:43:05,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1208 [2019-12-07 13:43:05,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1208 states and 1689 transitions. [2019-12-07 13:43:05,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:05,984 INFO L688 BuchiCegarLoop]: Abstraction has 1208 states and 1689 transitions. [2019-12-07 13:43:05,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1208 states and 1689 transitions. [2019-12-07 13:43:05,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1208 to 824. [2019-12-07 13:43:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2019-12-07 13:43:05,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1151 transitions. [2019-12-07 13:43:05,996 INFO L711 BuchiCegarLoop]: Abstraction has 824 states and 1151 transitions. [2019-12-07 13:43:05,996 INFO L591 BuchiCegarLoop]: Abstraction has 824 states and 1151 transitions. [2019-12-07 13:43:05,996 INFO L424 BuchiCegarLoop]: ======== Iteration 9============ [2019-12-07 13:43:05,996 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 824 states and 1151 transitions. [2019-12-07 13:43:05,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 768 [2019-12-07 13:43:05,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:05,999 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,000 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,000 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,000 INFO L794 eck$LassoCheckResult]: Stem: 4468#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 4434#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 4435#L210 assume 0 == ~r1~0 % 256; 4482#L211 assume ~id1~0 >= 0; 4432#L212 assume 0 == ~st1~0; 4433#L213 assume ~send1~0 == ~id1~0; 4485#L214 assume 0 == ~mode1~0 % 256; 4441#L215 assume ~id2~0 >= 0; 4442#L216 assume 0 == ~st2~0; 4471#L217 assume ~send2~0 == ~id2~0; 4491#L218 assume 0 == ~mode2~0 % 256; 4422#L219 assume ~id3~0 >= 0; 4423#L220 assume 0 == ~st3~0; 4453#L221 assume ~send3~0 == ~id3~0; 4483#L222 assume 0 == ~mode3~0 % 256; 4462#L223 assume ~id4~0 >= 0; 4463#L224 assume 0 == ~st4~0; 4486#L225 assume ~send4~0 == ~id4~0; 4443#L226 assume 0 == ~mode4~0 % 256; 4444#L227 assume ~id1~0 != ~id2~0; 4472#L228 assume ~id1~0 != ~id3~0; 4492#L229 assume ~id1~0 != ~id4~0; 4424#L230 assume ~id2~0 != ~id3~0; 4425#L231 assume ~id2~0 != ~id4~0; 4454#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 4478#L210-1 init_#res := init_~tmp~0; 4416#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 4417#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 4527#L106 assume !(0 != ~mode1~0 % 256); 4526#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 4524#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 4525#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 4519#L135 assume !(0 != ~mode2~0 % 256); 4520#L148 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite1 := ~p2_new~0; 4515#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 4516#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4511#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4505#L163 [2019-12-07 13:43:06,000 INFO L796 eck$LassoCheckResult]: Loop: 4505#L163 assume !(node3_~m3~0 != ~nomsg~0); 5148#L163-1 ~mode3~0 := 0; 5144#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 5140#L185 assume !(0 != ~mode4~0 % 256); 5138#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 5132#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 5128#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 5124#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 5120#L312 assume !(~r1~0 % 256 >= 4); 5116#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 5112#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 5109#L311-1 check_#res := check_~tmp~1; 5106#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 5104#L395 assume !(0 == assert_~arg % 256); 5103#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 4624#L106 assume 0 != ~mode1~0 % 256; 4622#L107 assume !(255 == ~r1~0 % 256); 4620#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 4618#L113 assume !(node1_~m1~0 != ~nomsg~0); 4467#L113-1 ~mode1~0 := 0; 4990#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 4987#L135 assume !(0 != ~mode2~0 % 256); 4985#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 4984#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 4983#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4981#L160 assume !(0 != ~mode3~0 % 256); 4980#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 4979#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 4978#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 4977#L185 assume !(0 != ~mode4~0 % 256); 4973#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 4971#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 4970#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 4969#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 4968#L312 assume !(~r1~0 % 256 >= 4); 4966#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 4963#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 4964#L311-1 check_#res := check_~tmp~1; 5190#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 5189#L395 assume !(0 == assert_~arg % 256); 5188#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 5187#L106 assume !(0 != ~mode1~0 % 256); 4551#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 4543#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 4540#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 4506#L135 assume !(0 != ~mode2~0 % 256); 4484#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 4481#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 4418#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4419#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4505#L163 [2019-12-07 13:43:06,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,001 INFO L82 PathProgramCache]: Analyzing trace with hash -2111257117, now seen corresponding path program 1 times [2019-12-07 13:43:06,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,001 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969793838] [2019-12-07 13:43:06,001 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,019 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969793838] [2019-12-07 13:43:06,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 13:43:06,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512848828] [2019-12-07 13:43:06,019 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 13:43:06,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,019 INFO L82 PathProgramCache]: Analyzing trace with hash -838364434, now seen corresponding path program 1 times [2019-12-07 13:43:06,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,020 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895666007] [2019-12-07 13:43:06,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,052 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895666007] [2019-12-07 13:43:06,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:06,052 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648512753] [2019-12-07 13:43:06,052 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:06,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:06,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:06,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:06,053 INFO L87 Difference]: Start difference. First operand 824 states and 1151 transitions. cyclomatic complexity: 328 Second operand 3 states. [2019-12-07 13:43:06,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:06,064 INFO L93 Difference]: Finished difference Result 824 states and 1148 transitions. [2019-12-07 13:43:06,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:06,065 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 824 states and 1148 transitions. [2019-12-07 13:43:06,070 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 768 [2019-12-07 13:43:06,076 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 824 states to 824 states and 1148 transitions. [2019-12-07 13:43:06,076 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 824 [2019-12-07 13:43:06,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 824 [2019-12-07 13:43:06,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 824 states and 1148 transitions. [2019-12-07 13:43:06,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:06,079 INFO L688 BuchiCegarLoop]: Abstraction has 824 states and 1148 transitions. [2019-12-07 13:43:06,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states and 1148 transitions. [2019-12-07 13:43:06,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 795. [2019-12-07 13:43:06,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2019-12-07 13:43:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 1111 transitions. [2019-12-07 13:43:06,092 INFO L711 BuchiCegarLoop]: Abstraction has 795 states and 1111 transitions. [2019-12-07 13:43:06,092 INFO L591 BuchiCegarLoop]: Abstraction has 795 states and 1111 transitions. [2019-12-07 13:43:06,092 INFO L424 BuchiCegarLoop]: ======== Iteration 10============ [2019-12-07 13:43:06,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 795 states and 1111 transitions. [2019-12-07 13:43:06,094 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 768 [2019-12-07 13:43:06,095 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:06,095 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,095 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,095 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,096 INFO L794 eck$LassoCheckResult]: Stem: 6121#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 6088#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 6089#L210 assume 0 == ~r1~0 % 256; 6132#L211 assume ~id1~0 >= 0; 6086#L212 assume 0 == ~st1~0; 6087#L213 assume ~send1~0 == ~id1~0; 6135#L214 assume 0 == ~mode1~0 % 256; 6095#L215 assume ~id2~0 >= 0; 6096#L216 assume 0 == ~st2~0; 6122#L217 assume ~send2~0 == ~id2~0; 6140#L218 assume 0 == ~mode2~0 % 256; 6077#L219 assume ~id3~0 >= 0; 6078#L220 assume 0 == ~st3~0; 6105#L221 assume ~send3~0 == ~id3~0; 6134#L222 assume 0 == ~mode3~0 % 256; 6117#L223 assume ~id4~0 >= 0; 6118#L224 assume 0 == ~st4~0; 6136#L225 assume ~send4~0 == ~id4~0; 6097#L226 assume 0 == ~mode4~0 % 256; 6098#L227 assume ~id1~0 != ~id2~0; 6125#L228 assume ~id1~0 != ~id3~0; 6141#L229 assume ~id1~0 != ~id4~0; 6079#L230 assume ~id2~0 != ~id3~0; 6080#L231 assume ~id2~0 != ~id4~0; 6108#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 6129#L210-1 init_#res := init_~tmp~0; 6071#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 6072#L390 [2019-12-07 13:43:06,096 INFO L796 eck$LassoCheckResult]: Loop: 6072#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 6860#L106 assume !(0 != ~mode1~0 % 256); 6142#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 6143#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 6085#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 6083#L135 assume !(0 != ~mode2~0 % 256); 6084#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 6133#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 6073#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 6074#L160 assume !(0 != ~mode3~0 % 256); 6671#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 6669#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 6668#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 6664#L185 assume !(0 != ~mode4~0 % 256); 6663#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 6653#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 6649#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 6648#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 6647#L312 assume !(~r1~0 % 256 >= 4); 6646#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 6634#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 6635#L311-1 check_#res := check_~tmp~1; 6662#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 6628#L395 assume !(0 == assert_~arg % 256); 6627#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 6273#L106 assume 0 != ~mode1~0 % 256; 6270#L107 assume !(255 == ~r1~0 % 256); 6267#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6258#L113 assume !(node1_~m1~0 != ~nomsg~0); 6196#L113-1 ~mode1~0 := 0; 6197#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 6311#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 6312#L138 assume !(node2_~m2~0 != ~nomsg~0); 6721#L138-1 ~mode2~0 := 0; 6720#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 6719#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6717#L163 assume !(node3_~m3~0 != ~nomsg~0); 6715#L163-1 ~mode3~0 := 0; 6714#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 6713#L185 assume !(0 != ~mode4~0 % 256); 6709#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 6707#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 6706#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 6705#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 6702#L312 assume !(~r1~0 % 256 >= 4); 6703#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 6704#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 6859#L311-1 check_#res := check_~tmp~1; 6864#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 6861#L395 assume !(0 == assert_~arg % 256); 6072#L390 [2019-12-07 13:43:06,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,096 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 7 times [2019-12-07 13:43:06,096 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,096 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294259888] [2019-12-07 13:43:06,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,108 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:06,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1826938952, now seen corresponding path program 1 times [2019-12-07 13:43:06,108 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796348281] [2019-12-07 13:43:06,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,141 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796348281] [2019-12-07 13:43:06,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,141 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:06,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647574905] [2019-12-07 13:43:06,141 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:06,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:06,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:06,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:06,142 INFO L87 Difference]: Start difference. First operand 795 states and 1111 transitions. cyclomatic complexity: 317 Second operand 3 states. [2019-12-07 13:43:06,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:06,157 INFO L93 Difference]: Finished difference Result 1515 states and 2099 transitions. [2019-12-07 13:43:06,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:06,157 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1515 states and 2099 transitions. [2019-12-07 13:43:06,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1488 [2019-12-07 13:43:06,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1515 states to 1515 states and 2099 transitions. [2019-12-07 13:43:06,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1515 [2019-12-07 13:43:06,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1515 [2019-12-07 13:43:06,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1515 states and 2099 transitions. [2019-12-07 13:43:06,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:06,174 INFO L688 BuchiCegarLoop]: Abstraction has 1515 states and 2099 transitions. [2019-12-07 13:43:06,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states and 2099 transitions. [2019-12-07 13:43:06,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1419. [2019-12-07 13:43:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1419 states. [2019-12-07 13:43:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1419 states and 1931 transitions. [2019-12-07 13:43:06,191 INFO L711 BuchiCegarLoop]: Abstraction has 1419 states and 1931 transitions. [2019-12-07 13:43:06,191 INFO L591 BuchiCegarLoop]: Abstraction has 1419 states and 1931 transitions. [2019-12-07 13:43:06,191 INFO L424 BuchiCegarLoop]: ======== Iteration 11============ [2019-12-07 13:43:06,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1419 states and 1931 transitions. [2019-12-07 13:43:06,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1392 [2019-12-07 13:43:06,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:06,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,197 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,197 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,197 INFO L794 eck$LassoCheckResult]: Stem: 8438#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 8406#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 8407#L210 assume 0 == ~r1~0 % 256; 8450#L211 assume ~id1~0 >= 0; 8404#L212 assume 0 == ~st1~0; 8405#L213 assume ~send1~0 == ~id1~0; 8454#L214 assume 0 == ~mode1~0 % 256; 8412#L215 assume ~id2~0 >= 0; 8413#L216 assume 0 == ~st2~0; 8441#L217 assume ~send2~0 == ~id2~0; 8464#L218 assume 0 == ~mode2~0 % 256; 8393#L219 assume ~id3~0 >= 0; 8394#L220 assume 0 == ~st3~0; 8424#L221 assume ~send3~0 == ~id3~0; 8453#L222 assume 0 == ~mode3~0 % 256; 8434#L223 assume ~id4~0 >= 0; 8435#L224 assume 0 == ~st4~0; 8455#L225 assume ~send4~0 == ~id4~0; 8414#L226 assume 0 == ~mode4~0 % 256; 8415#L227 assume ~id1~0 != ~id2~0; 8442#L228 assume ~id1~0 != ~id3~0; 8465#L229 assume ~id1~0 != ~id4~0; 8395#L230 assume ~id2~0 != ~id3~0; 8396#L231 assume ~id2~0 != ~id4~0; 8425#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 8447#L210-1 init_#res := init_~tmp~0; 8387#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 8388#L390 [2019-12-07 13:43:06,197 INFO L796 eck$LassoCheckResult]: Loop: 8388#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 9397#L106 assume !(0 != ~mode1~0 % 256); 9298#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 9259#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 9260#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 9173#L135 assume !(0 != ~mode2~0 % 256); 9171#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 9169#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 9167#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 9165#L160 assume !(0 != ~mode3~0 % 256); 9163#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 9161#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 9159#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 9156#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 8995#L188 assume !(node4_~m4~0 != ~nomsg~0); 8676#L188-1 ~mode4~0 := 0; 8677#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 8647#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 8648#L312 assume !(~r1~0 % 256 >= 4); 8585#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 8586#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 8561#L311-1 check_#res := check_~tmp~1; 8562#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 8551#L395 assume !(0 == assert_~arg % 256); 8552#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 8525#L106 assume 0 != ~mode1~0 % 256; 8526#L107 assume !(255 == ~r1~0 % 256); 8521#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 8522#L113 assume !(node1_~m1~0 != ~nomsg~0); 8512#L113-1 ~mode1~0 := 0; 8513#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 9251#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 9252#L138 assume !(node2_~m2~0 != ~nomsg~0); 9329#L138-1 ~mode2~0 := 0; 9328#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 9327#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 9325#L163 assume !(node3_~m3~0 != ~nomsg~0); 9323#L163-1 ~mode3~0 := 0; 9322#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 9320#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 9321#L188 assume !(node4_~m4~0 != ~nomsg~0); 9422#L188-1 ~mode4~0 := 0; 9420#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 9417#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 9415#L312 assume !(~r1~0 % 256 >= 4); 9414#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 9411#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 9408#L311-1 check_#res := check_~tmp~1; 9405#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 9402#L395 assume !(0 == assert_~arg % 256); 8388#L390 [2019-12-07 13:43:06,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,197 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 8 times [2019-12-07 13:43:06,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,197 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289749956] [2019-12-07 13:43:06,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,209 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:06,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1201841332, now seen corresponding path program 1 times [2019-12-07 13:43:06,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,209 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397476918] [2019-12-07 13:43:06,210 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397476918] [2019-12-07 13:43:06,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:06,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021844544] [2019-12-07 13:43:06,245 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:06,245 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:06,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:06,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:06,245 INFO L87 Difference]: Start difference. First operand 1419 states and 1931 transitions. cyclomatic complexity: 513 Second operand 3 states. [2019-12-07 13:43:06,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:06,259 INFO L93 Difference]: Finished difference Result 1466 states and 1971 transitions. [2019-12-07 13:43:06,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:06,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1466 states and 1971 transitions. [2019-12-07 13:43:06,266 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1392 [2019-12-07 13:43:06,272 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1466 states to 1466 states and 1971 transitions. [2019-12-07 13:43:06,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1466 [2019-12-07 13:43:06,274 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1466 [2019-12-07 13:43:06,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1466 states and 1971 transitions. [2019-12-07 13:43:06,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:06,275 INFO L688 BuchiCegarLoop]: Abstraction has 1466 states and 1971 transitions. [2019-12-07 13:43:06,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states and 1971 transitions. [2019-12-07 13:43:06,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1460. [2019-12-07 13:43:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1460 states. [2019-12-07 13:43:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 1962 transitions. [2019-12-07 13:43:06,292 INFO L711 BuchiCegarLoop]: Abstraction has 1460 states and 1962 transitions. [2019-12-07 13:43:06,292 INFO L591 BuchiCegarLoop]: Abstraction has 1460 states and 1962 transitions. [2019-12-07 13:43:06,292 INFO L424 BuchiCegarLoop]: ======== Iteration 12============ [2019-12-07 13:43:06,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1460 states and 1962 transitions. [2019-12-07 13:43:06,297 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1392 [2019-12-07 13:43:06,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:06,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,297 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,298 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,298 INFO L794 eck$LassoCheckResult]: Stem: 11329#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 11296#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 11297#L210 assume 0 == ~r1~0 % 256; 11342#L211 assume ~id1~0 >= 0; 11294#L212 assume 0 == ~st1~0; 11295#L213 assume ~send1~0 == ~id1~0; 11345#L214 assume 0 == ~mode1~0 % 256; 11302#L215 assume ~id2~0 >= 0; 11303#L216 assume 0 == ~st2~0; 11332#L217 assume ~send2~0 == ~id2~0; 11352#L218 assume 0 == ~mode2~0 % 256; 11284#L219 assume ~id3~0 >= 0; 11285#L220 assume 0 == ~st3~0; 11314#L221 assume ~send3~0 == ~id3~0; 11343#L222 assume 0 == ~mode3~0 % 256; 11324#L223 assume ~id4~0 >= 0; 11325#L224 assume 0 == ~st4~0; 11346#L225 assume ~send4~0 == ~id4~0; 11304#L226 assume 0 == ~mode4~0 % 256; 11305#L227 assume ~id1~0 != ~id2~0; 11333#L228 assume ~id1~0 != ~id3~0; 11353#L229 assume ~id1~0 != ~id4~0; 11286#L230 assume ~id2~0 != ~id3~0; 11287#L231 assume ~id2~0 != ~id4~0; 11315#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 11338#L210-1 init_#res := init_~tmp~0; 11278#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 11279#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 11960#L106 assume !(0 != ~mode1~0 % 256); 11958#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 11956#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 11954#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 11952#L135 assume !(0 != ~mode2~0 % 256); 11951#L148 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite1 := ~p2_new~0; 11949#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 11947#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 11945#L160 assume !(0 != ~mode3~0 % 256); 11943#L173 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite2 := ~p3_new~0; 11941#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 11939#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 11936#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 11937#L188 [2019-12-07 13:43:06,298 INFO L796 eck$LassoCheckResult]: Loop: 11937#L188 assume !(node4_~m4~0 != ~nomsg~0); 12493#L188-1 ~mode4~0 := 0; 12489#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 12487#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 12485#L312 assume !(~r1~0 % 256 >= 4); 12482#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 12472#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 11523#L311-1 check_#res := check_~tmp~1; 11519#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 11514#L395 assume !(0 == assert_~arg % 256); 11509#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 11505#L106 assume 0 != ~mode1~0 % 256; 11502#L107 assume !(255 == ~r1~0 % 256); 11497#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 11483#L113 assume !(node1_~m1~0 != ~nomsg~0); 11477#L113-1 ~mode1~0 := 0; 11473#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 11467#L135 assume !(0 != ~mode2~0 % 256); 11464#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 11462#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 11460#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 11458#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 11453#L163 assume !(node3_~m3~0 != ~nomsg~0); 11450#L163-1 ~mode3~0 := 0; 11448#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 11446#L185 assume !(0 != ~mode4~0 % 256); 11442#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 11439#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 11437#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 11438#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 11433#L312 assume !(~r1~0 % 256 >= 4); 11430#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 11431#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 11421#L311-1 check_#res := check_~tmp~1; 11416#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 11411#L395 assume !(0 == assert_~arg % 256); 11412#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 12555#L106 assume !(0 != ~mode1~0 % 256); 12553#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 11402#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 12538#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 12534#L135 assume !(0 != ~mode2~0 % 256); 12531#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 12529#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 12520#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 12516#L160 assume !(0 != ~mode3~0 % 256); 12512#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 12508#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 12502#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 12499#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 11937#L188 [2019-12-07 13:43:06,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,298 INFO L82 PathProgramCache]: Analyzing trace with hash 340644316, now seen corresponding path program 1 times [2019-12-07 13:43:06,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877343205] [2019-12-07 13:43:06,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,316 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877343205] [2019-12-07 13:43:06,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 13:43:06,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604045935] [2019-12-07 13:43:06,317 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 13:43:06,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1223420344, now seen corresponding path program 1 times [2019-12-07 13:43:06,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476802627] [2019-12-07 13:43:06,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,350 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476802627] [2019-12-07 13:43:06,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:06,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642698273] [2019-12-07 13:43:06,351 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:06,351 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:06,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:06,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:06,351 INFO L87 Difference]: Start difference. First operand 1460 states and 1962 transitions. cyclomatic complexity: 504 Second operand 3 states. [2019-12-07 13:43:06,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:06,362 INFO L93 Difference]: Finished difference Result 764 states and 1019 transitions. [2019-12-07 13:43:06,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:06,363 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 764 states and 1019 transitions. [2019-12-07 13:43:06,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 696 [2019-12-07 13:43:06,372 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 764 states to 764 states and 1019 transitions. [2019-12-07 13:43:06,373 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 764 [2019-12-07 13:43:06,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 764 [2019-12-07 13:43:06,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 764 states and 1019 transitions. [2019-12-07 13:43:06,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:06,375 INFO L688 BuchiCegarLoop]: Abstraction has 764 states and 1019 transitions. [2019-12-07 13:43:06,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states and 1019 transitions. [2019-12-07 13:43:06,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 723. [2019-12-07 13:43:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states. [2019-12-07 13:43:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 967 transitions. [2019-12-07 13:43:06,390 INFO L711 BuchiCegarLoop]: Abstraction has 723 states and 967 transitions. [2019-12-07 13:43:06,390 INFO L591 BuchiCegarLoop]: Abstraction has 723 states and 967 transitions. [2019-12-07 13:43:06,390 INFO L424 BuchiCegarLoop]: ======== Iteration 13============ [2019-12-07 13:43:06,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 723 states and 967 transitions. [2019-12-07 13:43:06,393 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 696 [2019-12-07 13:43:06,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:06,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,394 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,394 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,394 INFO L794 eck$LassoCheckResult]: Stem: 13559#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 13526#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 13527#L210 assume 0 == ~r1~0 % 256; 13573#L211 assume ~id1~0 >= 0; 13524#L212 assume 0 == ~st1~0; 13525#L213 assume ~send1~0 == ~id1~0; 13575#L214 assume 0 == ~mode1~0 % 256; 13532#L215 assume ~id2~0 >= 0; 13533#L216 assume 0 == ~st2~0; 13562#L217 assume ~send2~0 == ~id2~0; 13580#L218 assume 0 == ~mode2~0 % 256; 13515#L219 assume ~id3~0 >= 0; 13516#L220 assume 0 == ~st3~0; 13544#L221 assume ~send3~0 == ~id3~0; 13574#L222 assume 0 == ~mode3~0 % 256; 13554#L223 assume ~id4~0 >= 0; 13555#L224 assume 0 == ~st4~0; 13576#L225 assume ~send4~0 == ~id4~0; 13534#L226 assume 0 == ~mode4~0 % 256; 13535#L227 assume ~id1~0 != ~id2~0; 13563#L228 assume ~id1~0 != ~id3~0; 13581#L229 assume ~id1~0 != ~id4~0; 13517#L230 assume ~id2~0 != ~id3~0; 13518#L231 assume ~id2~0 != ~id4~0; 13545#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 13569#L210-1 init_#res := init_~tmp~0; 13509#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 13510#L390 [2019-12-07 13:43:06,394 INFO L796 eck$LassoCheckResult]: Loop: 13510#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 14229#L106 assume !(0 != ~mode1~0 % 256); 13582#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 13583#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 13523#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 13521#L135 assume !(0 != ~mode2~0 % 256); 13522#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 13572#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 13511#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 13512#L160 assume !(0 != ~mode3~0 % 256); 13531#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 13577#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 13578#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 13983#L185 assume !(0 != ~mode4~0 % 256); 13982#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 13981#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 13980#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 13979#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 13978#L312 assume ~r1~0 % 256 >= 4; 13681#L316 assume !(~r1~0 % 256 < 4); 13682#L320 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0;check_~tmp~1 := 1; 13975#L311-1 check_#res := check_~tmp~1; 13974#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 13973#L395 assume !(0 == assert_~arg % 256); 13972#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 13971#L106 assume 0 != ~mode1~0 % 256; 13630#L107 assume !(255 == ~r1~0 % 256); 13619#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 13620#L113 assume !(node1_~m1~0 != ~nomsg~0); 13610#L113-1 ~mode1~0 := 0; 13611#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 13968#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 13969#L138 assume !(node2_~m2~0 != ~nomsg~0); 14111#L138-1 ~mode2~0 := 0; 14109#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 14107#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 14104#L163 assume !(node3_~m3~0 != ~nomsg~0); 14100#L163-1 ~mode3~0 := 0; 14098#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 14096#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 14092#L188 assume !(node4_~m4~0 != ~nomsg~0); 14089#L188-1 ~mode4~0 := 0; 14087#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 14085#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 14050#L312 assume !(~r1~0 % 256 >= 4); 14051#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 14052#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 13549#L311-1 check_#res := check_~tmp~1; 13550#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 13551#L395 assume !(0 == assert_~arg % 256); 13510#L390 [2019-12-07 13:43:06,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,394 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 9 times [2019-12-07 13:43:06,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,395 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329116353] [2019-12-07 13:43:06,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,406 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:06,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,406 INFO L82 PathProgramCache]: Analyzing trace with hash 2101786021, now seen corresponding path program 2 times [2019-12-07 13:43:06,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,407 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034465269] [2019-12-07 13:43:06,407 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:43:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:43:06,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034465269] [2019-12-07 13:43:06,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:43:06,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:43:06,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539356258] [2019-12-07 13:43:06,428 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-12-07 13:43:06,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:43:06,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:43:06,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:43:06,429 INFO L87 Difference]: Start difference. First operand 723 states and 967 transitions. cyclomatic complexity: 245 Second operand 3 states. [2019-12-07 13:43:06,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:43:06,446 INFO L93 Difference]: Finished difference Result 1071 states and 1421 transitions. [2019-12-07 13:43:06,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:43:06,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1071 states and 1421 transitions. [2019-12-07 13:43:06,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1036 [2019-12-07 13:43:06,456 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1071 states to 1063 states and 1413 transitions. [2019-12-07 13:43:06,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1063 [2019-12-07 13:43:06,457 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1063 [2019-12-07 13:43:06,457 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1063 states and 1413 transitions. [2019-12-07 13:43:06,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 13:43:06,458 INFO L688 BuchiCegarLoop]: Abstraction has 1063 states and 1413 transitions. [2019-12-07 13:43:06,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states and 1413 transitions. [2019-12-07 13:43:06,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 955. [2019-12-07 13:43:06,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 955 states. [2019-12-07 13:43:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1283 transitions. [2019-12-07 13:43:06,470 INFO L711 BuchiCegarLoop]: Abstraction has 955 states and 1283 transitions. [2019-12-07 13:43:06,470 INFO L591 BuchiCegarLoop]: Abstraction has 955 states and 1283 transitions. [2019-12-07 13:43:06,471 INFO L424 BuchiCegarLoop]: ======== Iteration 14============ [2019-12-07 13:43:06,471 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 955 states and 1283 transitions. [2019-12-07 13:43:06,474 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 928 [2019-12-07 13:43:06,474 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:43:06,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:43:06,475 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,475 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:43:06,475 INFO L794 eck$LassoCheckResult]: Stem: 15362#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset]; 15327#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21, main_#t~ret22, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet4;havoc main_#t~nondet4;~id1~0 := main_#t~nondet5;havoc main_#t~nondet5;~st1~0 := main_#t~nondet6;havoc main_#t~nondet6;~send1~0 := main_#t~nondet7;havoc main_#t~nondet7;~mode1~0 := main_#t~nondet8;havoc main_#t~nondet8;~id2~0 := main_#t~nondet9;havoc main_#t~nondet9;~st2~0 := main_#t~nondet10;havoc main_#t~nondet10;~send2~0 := main_#t~nondet11;havoc main_#t~nondet11;~mode2~0 := main_#t~nondet12;havoc main_#t~nondet12;~id3~0 := main_#t~nondet13;havoc main_#t~nondet13;~st3~0 := main_#t~nondet14;havoc main_#t~nondet14;~send3~0 := main_#t~nondet15;havoc main_#t~nondet15;~mode3~0 := main_#t~nondet16;havoc main_#t~nondet16;~id4~0 := main_#t~nondet17;havoc main_#t~nondet17;~st4~0 := main_#t~nondet18;havoc main_#t~nondet18;~send4~0 := main_#t~nondet19;havoc main_#t~nondet19;~mode4~0 := main_#t~nondet20;havoc main_#t~nondet20;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 15328#L210 assume 0 == ~r1~0 % 256; 15376#L211 assume ~id1~0 >= 0; 15325#L212 assume 0 == ~st1~0; 15326#L213 assume ~send1~0 == ~id1~0; 15379#L214 assume 0 == ~mode1~0 % 256; 15333#L215 assume ~id2~0 >= 0; 15334#L216 assume 0 == ~st2~0; 15365#L217 assume ~send2~0 == ~id2~0; 15385#L218 assume 0 == ~mode2~0 % 256; 15315#L219 assume ~id3~0 >= 0; 15316#L220 assume 0 == ~st3~0; 15345#L221 assume ~send3~0 == ~id3~0; 15377#L222 assume 0 == ~mode3~0 % 256; 15355#L223 assume ~id4~0 >= 0; 15356#L224 assume 0 == ~st4~0; 15380#L225 assume ~send4~0 == ~id4~0; 15335#L226 assume 0 == ~mode4~0 % 256; 15336#L227 assume ~id1~0 != ~id2~0; 15366#L228 assume ~id1~0 != ~id3~0; 15386#L229 assume ~id1~0 != ~id4~0; 15317#L230 assume ~id2~0 != ~id3~0; 15318#L231 assume ~id2~0 != ~id4~0; 15346#L232 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 15371#L210-1 init_#res := init_~tmp~0; 15309#L303 main_#t~ret21 := init_#res;main_~i2~0 := main_#t~ret21;havoc main_#t~ret21;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;main_~i2~0 := 0; 15310#L390 [2019-12-07 13:43:06,475 INFO L796 eck$LassoCheckResult]: Loop: 15310#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 15864#L106 assume !(0 != ~mode1~0 % 256); 16080#L123 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite0 := ~send1~0; 15399#L123-2 ~p1_new~0 := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256);havoc node1_#t~ite0;~mode1~0 := 1; 16072#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 16035#L135 assume !(0 != ~mode2~0 % 256); 16036#L148 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite1 := ~send2~0; 16029#L148-2 ~p2_new~0 := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256);havoc node2_#t~ite1;~mode2~0 := 1; 16030#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 16023#L160 assume !(0 != ~mode3~0 % 256); 16024#L173 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite2 := ~send3~0; 16013#L173-2 ~p3_new~0 := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256);havoc node3_#t~ite2;~mode3~0 := 1; 16014#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 16007#L185 assume !(0 != ~mode4~0 % 256); 16008#L198 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite3 := ~send4~0; 15993#L198-2 ~p4_new~0 := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256);havoc node4_#t~ite3;~mode4~0 := 1; 15994#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 15983#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 15984#L312 assume !(~r1~0 % 256 >= 4); 15950#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 15951#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 15940#L311-1 check_#res := check_~tmp~1; 15941#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 15925#L395 assume !(0 == assert_~arg % 256); 15926#L390 assume !false;havoc node1_#t~ite0, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 15704#L106 assume 0 != ~mode1~0 % 256; 15699#L107 assume !(255 == ~r1~0 % 256); 15696#L107-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 15692#L113 assume !(node1_~m1~0 != ~nomsg~0); 15693#L113-1 ~mode1~0 := 0; 16040#L106-2 havoc node2_#t~ite1, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 16020#L135 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 16021#L138 assume !(node2_~m2~0 != ~nomsg~0); 15976#L138-1 ~mode2~0 := 0; 16116#L135-2 havoc node3_#t~ite2, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 16114#L160 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 16110#L163 assume !(node3_~m3~0 != ~nomsg~0); 15969#L163-1 ~mode3~0 := 0; 15995#L160-2 havoc node4_#t~ite3, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 15985#L185 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15986#L188 assume !(node4_~m4~0 != ~nomsg~0); 15953#L188-1 ~mode4~0 := 0; 15942#L185-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 15943#L311 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 15927#L312 assume !(~r1~0 % 256 >= 4); 15929#L315 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 15871#L316 assume ~r1~0 % 256 < 4;check_~tmp~1 := 1; 15872#L311-1 check_#res := check_~tmp~1; 15867#L331 main_#t~ret22 := check_#res;main_~c1~0 := main_#t~ret22;havoc main_#t~ret22;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 15868#L395 assume !(0 == assert_~arg % 256); 15310#L390 [2019-12-07 13:43:06,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,475 INFO L82 PathProgramCache]: Analyzing trace with hash 370924325, now seen corresponding path program 10 times [2019-12-07 13:43:06,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,476 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237907221] [2019-12-07 13:43:06,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,487 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:06,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,487 INFO L82 PathProgramCache]: Analyzing trace with hash 215165378, now seen corresponding path program 1 times [2019-12-07 13:43:06,487 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,488 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318755974] [2019-12-07 13:43:06,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,506 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:06,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:43:06,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1211266022, now seen corresponding path program 1 times [2019-12-07 13:43:06,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:43:06,506 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196569254] [2019-12-07 13:43:06,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:43:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:43:06,543 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:43:07,108 WARN L192 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 196 [2019-12-07 13:43:07,109 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-12-07 13:43:08,061 WARN L192 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 117 [2019-12-07 13:43:08,064 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:43:08,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:43:08,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:43:08,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:43:08,064 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:43:08,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:08,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:43:08,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:43:08,064 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4.ufo.UNBOUNDED.pals.c_Iteration14_Loop [2019-12-07 13:43:08,065 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:43:08,065 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:43:08,069 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 13:43:08,071 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 13:43:08,072 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 13:43:08,075 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 13:43:08,076 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 13:43:08,077 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 13:43:08,078 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 13:43:08,079 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 13:43:08,082 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 13:43:08,084 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 13:43:08,085 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 13:43:08,090 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 13:43:08,093 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 13:43:08,095 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 13:43:08,098 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 13:43:08,100 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 13:43:08,103 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 13:43:08,104 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 13:43:08,105 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 13:43:08,107 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 13:43:08,295 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2019-12-07 13:43:08,296 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 13:43:08,298 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 13:43:08,786 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2019-12-07 13:43:08,793 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-12-07 13:43:22,329 WARN L192 SmtUtils]: Spent 13.43 s on a formula simplification. DAG size of input: 380 DAG size of output: 154 [2019-12-07 13:43:22,346 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:43:22,346 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 202 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 202 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~node1.offset_3=0} Honda state: {v_rep#funAddr~node1.offset_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 203 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 203 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,361 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,365 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,365 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~node4.offset_3=3} Honda state: {v_rep#funAddr~node4.offset_3=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 204 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 204 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,374 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,374 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_assert_#in~arg=1, ULTIMATE.start_assert_~arg=1} Honda state: {ULTIMATE.start_assert_#in~arg=1, ULTIMATE.start_assert_~arg=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 205 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 205 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,380 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,383 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,383 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node1_#t~ite0=0} Honda state: {ULTIMATE.start_node1_#t~ite0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 206 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 206 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,390 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,390 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node3_#t~ite2=0} Honda state: {ULTIMATE.start_node3_#t~ite2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 207 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 207 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,394 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,398 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,398 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_node2_#t~ite1=0} Honda state: {ULTIMATE.start_node2_#t~ite1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 208 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 208 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,404 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,404 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~node3.offset_3=2} Honda state: {v_rep#funAddr~node3.offset_3=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 209 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 209 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,408 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,408 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,412 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,412 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~mode2~0=0} Honda state: {~mode2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 210 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 210 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,416 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,417 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,423 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,424 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~node1.base_3=-1} Honda state: {v_rep#funAddr~node1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 211 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 211 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,427 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,427 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,431 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:43:22,431 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~node2.base_3=-1} Honda state: {v_rep#funAddr~node2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 212 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 212 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:43:22,436 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 213 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 213 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:43:22,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:43:22,615 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 13:43:22,616 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:43:22,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:43:22,617 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:43:22,617 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:43:22,617 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:43:22,617 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:22,617 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:43:22,617 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:43:22,617 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4.ufo.UNBOUNDED.pals.c_Iteration14_Loop [2019-12-07 13:43:22,617 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:43:22,617 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:43:22,621 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 13:43:22,623 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 13:43:22,625 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 13:43:22,630 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 13:43:22,633 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 13:43:22,634 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 13:43:22,635 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 13:43:22,636 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 13:43:22,638 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 13:43:22,641 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 13:43:22,643 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 13:43:22,644 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 13:43:22,645 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 13:43:22,650 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 13:43:22,654 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 13:43:22,872 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2019-12-07 13:43:22,872 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 13:43:22,874 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 13:43:22,878 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 13:43:22,879 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 13:43:22,883 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 13:43:22,884 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 13:43:22,886 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 13:43:23,344 WARN L192 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2019-12-07 13:43:23,391 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-12-07 13:43:36,772 WARN L192 SmtUtils]: Spent 13.29 s on a formula simplification. DAG size of input: 380 DAG size of output: 154 [2019-12-07 13:43:36,807 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:43:36,807 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 214 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 214 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,810 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 13:43:36,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 215 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 215 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,817 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 13:43:36,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 216 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 216 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:36,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 217 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 217 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,831 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 13:43:36,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 218 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 218 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,838 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 13:43:36,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 219 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 219 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,844 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 13:43:36,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 220 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 220 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,852 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 13:43:36,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 221 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 221 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,858 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 13:43:36,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,862 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 222 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 222 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,866 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 13:43:36,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 223 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 223 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,872 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 13:43:36,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 224 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 224 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:36,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 225 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 225 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,889 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 13:43:36,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:36,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:36,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 226 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 226 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,897 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 13:43:36,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 227 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 227 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,905 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 13:43:36,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:36,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:36,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:36,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:36,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 228 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 228 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:36,911 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 13:43:36,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:36,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:36,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:36,913 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:36,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,020 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2019-12-07 13:43:37,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 229 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 229 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,237 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 13:43:37,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:37,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 230 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 230 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,244 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 13:43:37,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:37,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 231 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 231 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,250 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 13:43:37,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:37,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,253 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 232 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 232 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,257 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 13:43:37,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:37,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 233 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 233 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,264 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 13:43:37,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:37,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:37,268 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 234 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 234 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,271 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 13:43:37,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:37,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:43:37,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 235 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 235 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:37,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:43:37,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:43:37,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:37,282 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 236 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 236 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:37,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,287 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,288 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,288 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 237 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 237 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,294 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 13:43:37,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,296 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,296 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 238 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 238 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,302 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 13:43:37,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,304 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 239 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 239 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,309 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 13:43:37,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,311 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,311 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 240 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 240 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,317 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 13:43:37,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,319 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 241 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 241 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,323 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 13:43:37,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,324 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,324 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 242 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 242 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,329 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 13:43:37,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,331 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,331 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 243 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 243 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:37,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,337 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,338 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,338 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 244 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 244 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,346 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 13:43:37,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,347 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,348 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 245 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 245 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,353 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 13:43:37,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,355 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,355 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 246 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 246 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,362 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 13:43:37,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,363 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,364 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,364 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 247 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 247 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,370 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 13:43:37,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,371 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,372 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,372 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 248 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 248 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,379 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 13:43:37,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,381 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 249 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 249 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,387 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 13:43:37,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,389 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 250 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 250 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,393 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 13:43:37,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,395 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:37,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,556 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2019-12-07 13:43:37,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 251 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 251 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,922 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 13:43:37,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,923 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,924 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 252 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 252 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,929 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 13:43:37,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,931 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,932 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 253 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 253 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,937 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 13:43:37,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,939 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 254 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 254 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,944 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 13:43:37,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 255 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 255 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:37,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,953 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,953 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 256 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 256 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,960 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 13:43:37,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,961 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,962 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:37,962 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:37,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 257 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 257 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,969 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 13:43:37,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,970 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:37,971 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:37,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:37,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:37,973 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 258 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 258 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,976 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 13:43:37,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:37,979 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:37,979 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:37,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 259 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 259 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,986 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 13:43:37,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:37,989 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:37,989 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:37,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 260 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 260 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:37,997 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 13:43:37,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:37,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:37,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:37,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:37,998 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:37,999 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:37,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 261 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 261 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,003 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 13:43:38,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 262 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 262 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,011 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 13:43:38,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 263 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 263 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,043 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 13:43:38,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,045 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 264 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 264 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,049 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 13:43:38,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 265 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 265 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,056 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 13:43:38,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,058 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,058 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,062 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 266 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 266 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,065 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 13:43:38,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,068 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 267 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 267 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,073 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 13:43:38,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,075 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,075 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 268 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 268 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,082 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 13:43:38,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,085 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,085 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 269 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 269 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:38,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,095 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,095 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 270 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 270 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,102 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 13:43:38,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 271 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 271 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,111 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 13:43:38,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,113 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 272 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 272 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:38,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,121 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:38,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,330 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2019-12-07 13:43:38,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 273 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 273 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,841 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 13:43:38,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 274 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 274 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,848 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 13:43:38,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,850 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 275 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 275 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,856 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 13:43:38,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,858 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 276 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 276 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,862 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 13:43:38,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 277 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 277 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,871 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 13:43:38,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,874 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,874 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 278 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 278 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:38,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,883 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:38,883 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:38,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 279 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 279 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,890 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 13:43:38,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:38,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:38,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,895 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:38,895 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 280 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 280 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,898 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 13:43:38,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,901 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:38,901 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:38,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 281 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 281 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,909 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 13:43:38,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,912 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:38,912 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:38,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 282 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 282 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,920 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 13:43:38,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 283 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 283 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,927 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 13:43:38,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,929 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 284 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 284 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,938 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 13:43:38,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,941 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,941 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 285 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 285 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,947 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 13:43:38,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,949 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,950 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 286 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 286 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,955 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 13:43:38,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,956 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,956 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 287 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 287 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,961 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 13:43:38,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,964 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:38,964 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:38,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 288 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 288 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,972 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 13:43:38,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:38,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,974 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,975 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:38,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:38,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 289 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 289 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,981 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 13:43:38,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,983 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,984 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:38,984 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:38,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 290 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 290 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:38,992 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 13:43:38,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:38,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:38,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:38,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:38,995 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:38,995 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:38,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 291 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 291 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:39,002 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 13:43:39,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:39,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:39,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:39,004 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:39,005 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:39,005 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:39,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 292 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 292 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:39,013 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 13:43:39,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:39,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:39,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:39,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:39,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:39,016 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:39,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:39,020 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 293 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 293 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:39,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:39,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:39,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:39,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:39,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:39,026 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:39,027 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:39,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:39,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 294 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 294 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:39,033 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 13:43:39,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:39,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:39,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:39,037 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:39,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:39,310 INFO L401 nArgumentSynthesizer]: We have 160 Motzkin's Theorem applications. [2019-12-07 13:43:39,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:39,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 295 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 295 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:39,999 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 13:43:40,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,002 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:40,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 296 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 296 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,007 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 13:43:40,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,008 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,009 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:40,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 297 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 297 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,053 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 13:43:40,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,054 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,055 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:40,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 298 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 298 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,060 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 13:43:40,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,064 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:40,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 299 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 299 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,071 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 13:43:40,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,072 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,074 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:40,074 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:40,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 300 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 300 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,083 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 13:43:40,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,084 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,086 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:40,086 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:40,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 301 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 301 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,095 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 13:43:40,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:43:40,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:40,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:40,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:40,101 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 302 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 302 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,104 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 13:43:40,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,106 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,106 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,107 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,107 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 303 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 303 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,114 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 13:43:40,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,116 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,117 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,117 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 304 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 304 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,125 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 13:43:40,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,126 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,127 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 305 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 305 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:40,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,134 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,134 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,135 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 306 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 306 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,142 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 13:43:40,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,144 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,144 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 307 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 307 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,149 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 13:43:40,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,151 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 308 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 308 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,157 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 13:43:40,158 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,159 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,159 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,159 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 309 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 309 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,165 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 13:43:40,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,167 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,168 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,168 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 310 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 310 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,178 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 13:43:40,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,179 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,181 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 311 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 311 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,186 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 13:43:40,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,189 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,189 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 312 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 312 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,196 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 13:43:40,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,197 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,198 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,198 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 313 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 313 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,205 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 13:43:40,206 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,207 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,207 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,208 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:40,208 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:40,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 314 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 314 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,215 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 13:43:40,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,217 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,218 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 315 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 315 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:40,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,229 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:40,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,230 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:40,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:40,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 316 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 316 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:40,236 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 13:43:40,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:40,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:40,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:40,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:40,239 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:40,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:40,428 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2019-12-07 13:43:40,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 317 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 317 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,057 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 13:43:41,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,058 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,059 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:41,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 318 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 318 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,064 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 13:43:41,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,065 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,066 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,066 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:41,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 319 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 319 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,073 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 13:43:41,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,074 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,074 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:41,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,076 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 320 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 320 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,080 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 13:43:41,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,083 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:41,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 321 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 321 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,090 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 13:43:41,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,091 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,092 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,092 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:41,093 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:41,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 322 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 322 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,101 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 13:43:41,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,102 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,103 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:43:41,103 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:43:41,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 323 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 323 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,111 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 13:43:41,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,112 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:41,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:43:41,113 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:43:41,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:41,116 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 324 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 324 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,119 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 13:43:41,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,121 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,122 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,122 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 325 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 325 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,131 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 13:43:41,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,133 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,133 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 326 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 326 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,143 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 13:43:41,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,145 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,145 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,146 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 327 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 327 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,153 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 13:43:41,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,155 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 328 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 328 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,165 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 13:43:41,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,166 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,167 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 329 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 329 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,174 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 13:43:41,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,175 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,175 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,179 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 330 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 330 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,183 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 13:43:41,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,185 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,185 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,186 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 331 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 331 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,194 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 13:43:41,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,195 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,195 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,197 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,197 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,205 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 332 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 332 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,209 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 13:43:41,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,211 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,212 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 333 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 333 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,221 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 13:43:41,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,222 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,223 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,224 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,225 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 334 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 334 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,237 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 13:43:41,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,239 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,241 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,241 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 335 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 335 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,254 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 13:43:41,256 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,256 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,258 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:41,258 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:41,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 336 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 336 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,271 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 13:43:41,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,273 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,275 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 337 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 337 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,288 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 13:43:41,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,290 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:41,290 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,292 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:41,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:41,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 338 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 338 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:41,301 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 13:43:41,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:41,305 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:41,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:41,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:41,305 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:41,306 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:41,649 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2019-12-07 13:43:41,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 339 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 339 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,822 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 13:43:42,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,824 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,824 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,825 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:42,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 340 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 340 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,832 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 13:43:42,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,834 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:42,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,839 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 341 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 341 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,842 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 13:43:42,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,843 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,844 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:42,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 342 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 342 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:42,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,851 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:42,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 343 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 343 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,862 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 13:43:42,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,865 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:42,865 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:42,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 344 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 344 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,875 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 13:43:42,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,876 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,876 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,877 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:42,878 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:42,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 345 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 345 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,887 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 13:43:42,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,889 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:43:42,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:42,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:42,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:42,894 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 346 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 346 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,897 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 13:43:42,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,898 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,898 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,900 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:42,900 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:42,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 347 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 347 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,911 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 13:43:42,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,913 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,914 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:42,914 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:42,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 348 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 348 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,926 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 13:43:42,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,927 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,927 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,928 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 349 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 349 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,934 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 13:43:42,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,937 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 350 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 350 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,949 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 13:43:42,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,951 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 351 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 351 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,957 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 13:43:42,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,959 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,960 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 352 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 352 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,966 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 13:43:42,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,968 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,969 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:42,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 353 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 353 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,976 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 13:43:42,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,978 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,978 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,979 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:42,979 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:42,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 354 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 354 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:42,991 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 13:43:42,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:42,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:42,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:42,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:42,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:42,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:42,995 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:42,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:43,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 355 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 355 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,003 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 13:43:43,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:43,005 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,006 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:43,007 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:43,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 356 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 356 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,017 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 13:43:43,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,019 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:43,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,021 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:43,021 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:43,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 357 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 357 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,032 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 13:43:43,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,034 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:43,034 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,036 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:43,036 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:43,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 358 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 358 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,048 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 13:43:43,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:43,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:43,051 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,052 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:43,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:43,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 359 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 359 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,065 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 13:43:43,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,066 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:43,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:43,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,068 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:43,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:43,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 360 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 360 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:43,076 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 13:43:43,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:43,080 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:43,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:43,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:43,080 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:43,080 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:43,444 INFO L401 nArgumentSynthesizer]: We have 160 Motzkin's Theorem applications. [2019-12-07 13:43:43,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 361 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 361 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:46,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,707 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,709 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:46,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 362 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 362 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,719 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 13:43:46,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,721 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,723 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:46,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 363 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 363 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,734 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 13:43:46,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,736 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,736 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:46,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 364 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 364 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,745 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 13:43:46,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,747 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,750 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:46,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 365 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 365 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,765 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 13:43:46,766 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,766 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,767 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,769 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:46,769 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:46,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 366 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 366 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,783 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 13:43:46,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,785 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,787 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 13:43:46,787 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 13:43:46,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 367 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 367 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,801 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 13:43:46,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:46,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,803 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:43:46,805 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:43:46,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:46,812 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 368 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 368 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,815 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 13:43:46,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,816 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,818 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,818 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 369 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 369 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,827 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 13:43:46,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,829 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,830 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,831 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,832 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 370 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 370 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,841 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 13:43:46,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,843 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 371 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 371 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,851 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 13:43:46,854 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,854 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,854 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,855 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 372 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 372 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,865 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 13:43:46,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,868 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 373 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 373 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,877 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 13:43:46,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,879 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,879 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,880 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 374 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 374 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,890 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 13:43:46,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,893 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 375 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 375 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,904 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 13:43:46,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,906 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,909 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,909 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 376 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 376 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,923 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 13:43:46,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,926 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,929 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 377 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 377 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,940 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 13:43:46,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,945 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,945 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 378 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 378 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,957 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 13:43:46,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,961 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,961 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 379 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 379 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,970 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 13:43:46,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,972 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,973 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:46,973 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:46,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 380 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 380 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,982 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 13:43:46,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,984 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,986 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:46,991 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 381 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 381 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:46,995 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 13:43:46,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:46,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:46,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:46,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:46,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:46,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:46,998 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:46,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 382 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 382 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,005 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 13:43:47,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,007 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,007 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:47,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,250 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2019-12-07 13:43:47,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 383 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 383 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,920 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 13:43:47,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,922 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:47,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 384 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 384 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,928 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 13:43:47,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,930 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:47,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 385 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 385 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,937 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 13:43:47,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,938 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:47,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 386 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 386 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,945 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 13:43:47,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,947 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:47,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 387 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 387 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,955 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 13:43:47,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,956 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,957 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:47,957 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:47,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 388 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 388 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,966 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 13:43:47,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,967 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,968 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:43:47,968 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:43:47,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 389 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 389 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,976 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 13:43:47,978 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,978 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:43:47,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:47,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:43:47,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:43:47,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:47,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:47,983 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 390 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 390 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,986 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 13:43:47,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:47,987 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:47,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:47,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:47,987 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:47,989 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:47,989 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:47,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 391 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 391 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:47,999 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 13:43:48,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,000 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,002 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:48,002 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:48,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 392 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 392 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,011 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 13:43:48,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,013 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,013 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 393 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 393 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,020 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 13:43:48,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,021 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,021 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 394 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 394 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,031 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 13:43:48,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,033 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 395 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 395 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,040 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 13:43:48,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,042 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,042 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 396 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 396 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,049 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 13:43:48,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,051 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 397 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 397 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,058 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 13:43:48,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,059 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,061 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:48,061 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:48,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 398 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 398 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:43:48,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,072 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,072 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 399 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 399 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,082 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 13:43:48,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,084 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,084 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,085 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:48,086 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:48,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 400 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 400 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,096 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 13:43:48,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,098 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,100 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:48,100 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:48,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 401 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 401 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,110 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 13:43:48,113 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,113 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,113 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,115 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:48,115 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:48,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 402 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 402 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,125 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 13:43:48,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,127 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 403 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 403 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,141 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 13:43:48,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,142 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:48,142 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:48,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:48,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 404 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 404 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:48,153 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 13:43:48,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:48,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:48,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:48,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:48,157 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:43:48,157 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:48,601 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2019-12-07 13:43:48,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 405 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 405 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,052 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 13:43:50,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,054 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:50,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:50,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 406 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 406 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,062 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 13:43:50,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:50,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,064 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:50,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 407 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 407 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,073 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 13:43:50,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,075 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:50,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,075 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:50,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 408 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 408 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,082 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 13:43:50,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,084 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:50,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,085 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:50,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 409 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 409 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,096 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 13:43:50,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,098 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,100 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:50,100 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:50,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 410 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 410 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,109 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 13:43:50,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,111 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,111 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,112 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 13:43:50,113 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:43:50,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 411 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 411 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,123 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 13:43:50,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:43:50,125 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:43:50,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:43:50,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:43:50,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:43:50,126 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:43:50,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:43:50,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:43:50,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:43:50,715 WARN L192 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2019-12-07 13:43:50,829 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-12-07 13:43:50,833 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:43:50,833 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:43:50,833 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:43:50,834 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:43:50,834 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:43:50,834 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:43:50,834 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:43:50,834 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:43:50,834 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.4.ufo.UNBOUNDED.pals.c_Iteration14_Lasso [2019-12-07 13:43:50,834 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:43:50,834 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:43:50,842 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 13:43:50,845 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 13:43:50,847 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 13:43:50,848 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 13:43:50,854 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 13:43:50,860 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 13:43:50,891 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 13:43:50,893 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 13:43:50,894 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 13:43:50,895 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 13:43:51,120 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 72 [2019-12-07 13:43:51,120 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 13:43:51,122 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 13:43:51,123 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 13:43:51,146 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 13:43:51,150 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 13:43:51,151 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 13:43:51,152 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 13:43:51,153 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 13:43:51,154 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 13:43:51,155 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 13:43:51,156 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 13:43:51,156 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 13:43:51,157 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 13:43:51,158 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 13:43:51,159 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 13:43:51,162 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 13:43:51,163 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 13:43:51,169 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 13:43:51,173 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 13:43:51,174 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 13:43:51,175 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 13:43:51,176 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 13:43:51,177 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 13:43:51,178 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 13:43:51,178 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 13:43:51,182 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 13:43:51,183 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 13:43:51,186 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 13:43:51,187 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 13:43:51,189 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 13:43:51,193 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 13:43:51,735 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 138 [2019-12-07 13:43:51,873 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-12-07 13:43:51,876 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 10 [2019-12-07 13:43:55,231 WARN L192 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 139 DAG size of output: 99 [2019-12-07 13:44:09,265 WARN L192 SmtUtils]: Spent 14.03 s on a formula simplification. DAG size of input: 380 DAG size of output: 154 [2019-12-07 13:44:09,368 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:44:09,369 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 412 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 412 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,372 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 13:44:09,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 413 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 413 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,380 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 13:44:09,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:44:09,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:44:09,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:44:09,383 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 414 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 414 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,388 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 13:44:09,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:44:09,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:44:09,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:44:09,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 415 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 415 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,393 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 13:44:09,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 416 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 416 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,403 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 13:44:09,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 417 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 417 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,414 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 13:44:09,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 418 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 418 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,422 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 13:44:09,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 419 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 419 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,430 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 13:44:09,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 420 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 420 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,438 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 13:44:09,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:44:09,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:44:09,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 421 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 421 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,446 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 13:44:09,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:44:09,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:44:09,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:44:09,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 422 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 422 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,452 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 13:44:09,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:44:09,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:44:09,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:44:09,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 423 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 423 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,458 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 13:44:09,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:44:09,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:44:09,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:44:09,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:09,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:44:09,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:44:09,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 424 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 424 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:44:09,464 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 13:44:09,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:44:09,466 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2019-12-07 13:44:09,466 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:44:09,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:44:15,737 INFO L401 nArgumentSynthesizer]: We have 3648 Motzkin's Theorem applications. [2019-12-07 13:44:15,737 INFO L402 nArgumentSynthesizer]: A total of 64 supporting invariants were added. [2019-12-07 13:54:24,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Forcibly destroying the process No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 425 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 425 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,488 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 13:54:24,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 426 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 426 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,496 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 13:54:24,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 427 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 427 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,504 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 13:54:24,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,510 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 428 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 428 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,514 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 13:54:24,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,520 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 429 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 429 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,524 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 13:54:24,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 430 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 430 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,533 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 13:54:24,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 431 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 431 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,543 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 13:54:24,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 432 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 432 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,553 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 13:54:24,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 433 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 433 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,559 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 13:54:24,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 434 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 434 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,565 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 13:54:24,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 435 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 435 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,654 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 13:54:24,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 436 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 436 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,660 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 13:54:24,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 437 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 437 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,667 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 13:54:24,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 438 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 438 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,672 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 13:54:24,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 439 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 439 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,678 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 13:54:24,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 440 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 440 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,683 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 13:54:24,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 441 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 441 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,689 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 13:54:24,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 442 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 442 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,695 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 13:54:24,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 443 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 443 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,702 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 13:54:24,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 444 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 444 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,709 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 13:54:24,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 445 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 445 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,719 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 13:54:24,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 446 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 446 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,729 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 13:54:24,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 447 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 447 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,735 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 13:54:24,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 448 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 448 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,741 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 13:54:24,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 449 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 449 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,749 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 13:54:24,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 450 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 450 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,755 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 13:54:24,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,758 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 451 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 451 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,761 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 13:54:24,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 452 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 452 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,767 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 13:54:24,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 453 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 453 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,777 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 13:54:24,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 454 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 454 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,783 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 13:54:24,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 455 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 455 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,792 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 13:54:24,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 456 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 456 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,801 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 13:54:24,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 457 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 457 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,809 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 13:54:24,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:54:24,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 13:54:24,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 458 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 458 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,818 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 13:54:24,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:54:24,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:54:24,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,821 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:54:24,822 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 459 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 459 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:54:24,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,826 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,827 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,827 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 460 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 460 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,833 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 13:54:24,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,834 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,835 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:54:24,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 461 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 461 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,839 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 13:54:24,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,840 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,840 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:54:24,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 462 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 462 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,845 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 13:54:24,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,847 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,849 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,849 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 463 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 463 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,859 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 13:54:24,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,863 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,863 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 464 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 464 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,873 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 13:54:24,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,874 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,875 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,875 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 465 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 465 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,882 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 13:54:24,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,883 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,885 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,885 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 466 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 466 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,892 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 13:54:24,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,894 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,895 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,895 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,899 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 467 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 467 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,903 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 13:54:24,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,905 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,907 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 13:54:24,907 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 13:54:24,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 468 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 468 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,915 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 13:54:24,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,916 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:54:24,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 469 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 469 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,921 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 13:54:24,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:54:24,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 470 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 470 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,926 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 13:54:24,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:54:24,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:54:24,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:54:24,928 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:24,928 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:54:24,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:54:24,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5483f148-80a9-4dd2-80d7-e396471859e7/bin/uautomizer/z3 Starting monitored process 471 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 471 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:54:24,933 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 13:54:24,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:54:24,936 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2019-12-07 13:54:24,936 INFO L204 nArgumentSynthesizer]: 32 loop disjuncts [2019-12-07 13:54:24,936 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:54:34,293 INFO L401 nArgumentSynthesizer]: We have 5472 Motzkin's Theorem applications. [2019-12-07 13:54:34,293 INFO L402 nArgumentSynthesizer]: A total of 96 supporting invariants were added. [2019-12-07 13:54:58,617 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000) stderr output: (error "out of memory") [2019-12-07 13:54:58,617 FATAL L? ?]: A wrapped exception occured: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer threw an exception: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.tryTemplatesAndComputePredicates(LassoCheck.java:710) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:661) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.access$16(LassoCheck.java:539) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:957) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:865) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:458) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lassoranker.termination.TerminationArgumentSynthesizer.do_synthesis(TerminationArgumentSynthesizer.java:408) at de.uni_freiburg.informatik.ultimate.lassoranker.ArgumentSynthesizer.synthesize(ArgumentSynthesizer.java:137) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.tryTemplate(LassoAnalysis.java:498) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.tryTemplatesAndComputePredicates(LassoCheck.java:695) ... 18 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 26 more [2019-12-07 13:54:58,619 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lassoranker.termination.TerminationArgumentSynthesizer.do_synthesis(TerminationArgumentSynthesizer.java:408) at de.uni_freiburg.informatik.ultimate.lassoranker.ArgumentSynthesizer.synthesize(ArgumentSynthesizer.java:137) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.tryTemplate(LassoAnalysis.java:498) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.tryTemplatesAndComputePredicates(LassoCheck.java:695) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:661) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.access$16(LassoCheck.java:539) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:957) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:865) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:458) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 26 more [2019-12-07 13:54:58,620 INFO L168 Benchmark]: Toolchain (without parser) took 730948.23 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 944.8 MB in the beginning and 1.2 GB in the end (delta: -301.7 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2019-12-07 13:54:58,621 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:54:58,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:54:58,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.93 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 13:54:58,621 INFO L168 Benchmark]: Boogie Preprocessor took 22.82 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 13:54:58,621 INFO L168 Benchmark]: RCFGBuilder took 313.59 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: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:54:58,622 INFO L168 Benchmark]: BuchiAutomizer took 730347.05 ms. Allocated memory was 1.1 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -194.1 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2019-12-07 13:54:58,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 232.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.93 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 22.82 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 313.59 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: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 730347.05 ms. Allocated memory was 1.1 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -194.1 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...