./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps5-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps5-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G --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 a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:32:44,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:32:44,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:32:44,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:32:44,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:32:44,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:32:44,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:32:44,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:32:44,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:32:44,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:32:44,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:32:44,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:32:44,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:32:44,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:32:44,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:32:44,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:32:44,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:32:44,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:32:44,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:32:44,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:32:44,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:32:44,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:32:44,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:32:44,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:32:44,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:32:44,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:32:44,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:32:44,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:32:44,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:32:44,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:32:44,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:32:44,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:32:44,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:32:44,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:32:44,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:32:44,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:32:44,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:32:44,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:32:44,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:32:44,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:32:44,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:32:44,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-23 13:32:44,790 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:32:44,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:32:44,791 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:32:44,791 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:32:44,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:32:44,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:32:44,793 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:32:44,793 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-23 13:32:44,793 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-23 13:32:44,793 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-23 13:32:44,793 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-23 13:32:44,794 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-23 13:32:44,794 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-23 13:32:44,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:32:44,794 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:32:44,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:32:44,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:32:44,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:32:44,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:32:44,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-23 13:32:44,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-23 13:32:44,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-23 13:32:44,796 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:32:44,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:32:44,796 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-23 13:32:44,796 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:32:44,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-23 13:32:44,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:32:44,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:32:44,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:32:44,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:32:44,798 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:32:44,799 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-23 13:32:44,799 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e [2021-11-23 13:32:45,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:32:45,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:32:45,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:32:45,091 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:32:45,092 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:32:45,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-11-23 13:32:45,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/data/ce199f7cd/5dbf814454a14698a8ca10b88c1169cd/FLAG273273b96 [2021-11-23 13:32:45,733 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:32:45,734 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-11-23 13:32:45,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/data/ce199f7cd/5dbf814454a14698a8ca10b88c1169cd/FLAG273273b96 [2021-11-23 13:32:46,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/data/ce199f7cd/5dbf814454a14698a8ca10b88c1169cd [2021-11-23 13:32:46,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:32:46,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:32:46,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:32:46,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:32:46,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:32:46,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16053e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46, skipping insertion in model container [2021-11-23 13:32:46,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:32:46,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:32:46,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:32:46,406 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:32:46,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:32:46,440 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:32:46,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46 WrapperNode [2021-11-23 13:32:46,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:32:46,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:32:46,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:32:46,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:32:46,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,483 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-23 13:32:46,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:32:46,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:32:46,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:32:46,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:32:46,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:32:46,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:32:46,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:32:46,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:32:46,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (1/1) ... [2021-11-23 13:32:46,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:32:46,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:46,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:32:46,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-23 13:32:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:32:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:32:46,686 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:32:46,688 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:32:46,778 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:32:46,786 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:32:46,786 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 13:32:46,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:46 BoogieIcfgContainer [2021-11-23 13:32:46,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:32:46,789 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-23 13:32:46,790 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-23 13:32:46,794 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-23 13:32:46,794 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:32:46,795 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 01:32:46" (1/3) ... [2021-11-23 13:32:46,796 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b4b1ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:32:46, skipping insertion in model container [2021-11-23 13:32:46,796 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:32:46,796 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:46" (2/3) ... [2021-11-23 13:32:46,797 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5b4b1ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:32:46, skipping insertion in model container [2021-11-23 13:32:46,797 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:32:46,797 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:46" (3/3) ... [2021-11-23 13:32:46,799 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps5-both-t.c [2021-11-23 13:32:46,848 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-23 13:32:46,849 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-23 13:32:46,849 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-23 13:32:46,849 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-23 13:32:46,849 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-23 13:32:46,849 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-23 13:32:46,850 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-23 13:32:46,850 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-23 13:32:46,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:46,883 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-23 13:32:46,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:32:46,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:32:46,890 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:32:46,890 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 13:32:46,890 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-23 13:32:46,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:46,892 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-23 13:32:46,892 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:32:46,892 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:32:46,893 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:32:46,893 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 13:32:46,900 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true [2021-11-23 13:32:46,901 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-23 13:32:46,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:46,907 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-23 13:32:46,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:46,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205963857] [2021-11-23 13:32:46,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:46,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,005 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:32:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,026 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:32:47,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:47,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-23 13:32:47,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:47,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078253563] [2021-11-23 13:32:47,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:47,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:47,038 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:32:47,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [891130483] [2021-11-23 13:32:47,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:47,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:47,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:47,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:47,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:32:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,112 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:32:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,122 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:32:47,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:47,124 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-23 13:32:47,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:47,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917532765] [2021-11-23 13:32:47,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:47,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:47,131 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:32:47,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1255230512] [2021-11-23 13:32:47,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:47,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:47,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:47,183 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:47,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:32:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,274 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:32:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:32:47,298 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:32:47,632 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:32:47,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:32:47,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:32:47,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:32:47,633 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:32:47,634 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:32:47,634 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:32:47,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:32:47,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-23 13:32:47,638 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:32:47,639 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:32:47,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:36,095 WARN L227 SmtUtils]: Spent 48.32s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-11-23 13:33:36,101 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:36,102 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:33:36,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-23 13:33:36,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:36,139 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:36,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,230 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-23 13:33:36,249 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:33:36,249 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:36,293 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:33:36,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,337 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:36,337 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:36,337 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:36,337 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:36,337 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:33:36,338 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,338 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:36,338 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:36,338 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-23 13:33:36,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:36,338 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:36,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:36,423 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:36,428 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:33:36,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,441 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-23 13:33:36,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:36,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:36,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:36,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:36,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:36,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,563 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:33:36,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,566 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-23 13:33:36,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:36,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:36,599 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:36,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:36,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:36,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,684 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:33:36,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,686 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:36,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:36,712 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:36,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:36,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-23 13:33:36,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:36,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,764 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:33:36,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,765 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-23 13:33:36,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:36,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:36,792 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:36,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:36,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:36,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,852 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:33:36,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,854 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-23 13:33:36,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:36,875 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:36,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,875 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:36,892 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:36,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:36,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:36,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:36,973 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:33:36,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:36,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:36,976 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:36,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-23 13:33:36,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:36,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:36,988 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:36,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:36,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:36,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:36,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:36,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:36,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,056 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:33:37,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,057 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-23 13:33:37,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:37,074 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:37,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:37,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,075 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:37,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:37,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,158 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:33:37,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,161 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:37,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:37,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-23 13:33:37,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:37,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:37,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:37,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,267 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:33:37,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,274 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:37,292 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:37,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:37,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,293 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:37,306 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:37,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-23 13:33:37,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,395 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:37,395 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:37,395 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:37,396 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:37,396 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:33:37,396 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,396 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:37,396 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:37,397 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-23 13:33:37,397 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:37,397 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:37,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:37,529 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:33:37,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,531 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:37,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:37,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-23 13:33:37,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,606 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-23 13:33:37,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:33:37,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:37,642 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:33:37,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,683 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:37,683 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:37,683 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:37,683 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:37,683 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:33:37,683 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,683 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:37,684 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:37,684 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-23 13:33:37,684 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:37,684 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:37,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:37,791 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:37,791 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:33:37,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,797 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:37,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:37,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:37,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:33:37,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-23 13:33:37,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,888 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:37,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:37,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:37,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:37,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-23 13:33:37,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:37,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:37,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:37,949 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:37,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-23 13:33:37,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:37,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:37,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:37,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:37,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:37,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:37,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:37,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:37,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,023 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:33:38,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,024 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,044 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,052 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:33:38,052 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:33:38,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-23 13:33:38,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,121 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,139 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,143 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:38,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-23 13:33:38,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,202 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-23 13:33:38,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,220 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,221 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:38,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,263 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:33:38,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,264 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-23 13:33:38,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,274 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:38,285 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:38,285 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:38,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,357 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:38,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:38,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-23 13:33:38,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,422 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:38,441 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:38,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-23 13:33:38,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,497 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:33:38,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,500 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,514 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:38,530 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:33:38,530 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:33:38,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-23 13:33:38,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,599 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,613 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:38,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:38,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-23 13:33:38,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,661 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:38,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,675 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:38,676 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:38,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-23 13:33:38,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,736 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:33:38,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,738 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:38,754 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:38,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,755 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,774 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:33:38,774 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:33:38,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-23 13:33:38,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,839 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:38,852 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:38,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,853 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:38,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-23 13:33:38,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,914 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:38,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:38,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:38,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:38,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:38,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:38,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:38,931 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:38,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:38,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-23 13:33:38,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:38,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:38,989 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:33:38,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:38,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:38,991 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:38,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,005 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:39,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,006 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,018 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:39,018 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:39,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-23 13:33:39,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,103 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,120 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:39,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:39,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-23 13:33:39,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,178 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,194 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:39,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,196 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:39,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-23 13:33:39,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-23 13:33:39,230 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:33:39,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,232 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-23 13:33:39,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:39,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,245 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:39,262 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:33:39,262 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:33:39,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,377 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,396 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:39,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,397 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:39,399 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:39,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-23 13:33:39,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,469 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,482 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:39,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,483 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:39,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:39,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-23 13:33:39,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,543 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:33:39,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,544 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-23 13:33:39,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,557 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:39,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,558 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,566 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:39,566 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:39,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,630 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-23 13:33:39,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,641 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:39,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,642 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:39,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-11-23 13:33:39,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,696 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-23 13:33:39,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,718 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:39,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:39,719 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:39,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,772 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:33:39,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,777 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,791 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,792 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:39,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,792 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:39,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-23 13:33:39,808 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:33:39,808 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:33:39,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,901 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:39,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-23 13:33:39,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:39,935 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:39,935 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:39,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:39,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:39,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:39,935 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:39,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:39,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:39,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:39,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:39,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:39,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:39,997 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:40,011 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:40,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,012 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:40,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:40,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-23 13:33:40,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-23 13:33:40,061 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-23 13:33:40,061 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-23 13:33:40,061 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-23 13:33:40,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:33:40,062 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-23 13:33:40,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:33:40,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258343840] [2021-11-23 13:33:40,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:33:40,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:33:40,068 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:33:40,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [513799070] [2021-11-23 13:33:40,068 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:33:40,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:33:40,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,070 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-23 13:33:40,099 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:33:40,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:33:40,100 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:33:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:33:40,109 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:33:40,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:33:40,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-23 13:33:40,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:33:40,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734037316] [2021-11-23 13:33:40,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:33:40,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:33:40,113 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:33:40,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [405473048] [2021-11-23 13:33:40,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:33:40,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:33:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,121 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-23 13:33:40,165 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:33:40,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:33:40,165 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:33:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:33:40,172 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:33:40,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:33:40,173 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-23 13:33:40,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:33:40,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372254613] [2021-11-23 13:33:40,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:33:40,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:33:40,177 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:33:40,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1427700514] [2021-11-23 13:33:40,178 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 13:33:40,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:33:40,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,201 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-23 13:33:40,231 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 13:33:40,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:33:40,231 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:33:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:33:40,241 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:33:40,292 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:40,292 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:40,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:40,292 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:40,293 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:33:40,293 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,293 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:40,293 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:40,293 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-23 13:33:40,293 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:40,293 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:40,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:40,365 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:40,365 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:33:40,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,372 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,375 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:40,375 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:40,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-23 13:33:40,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,441 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:33:40,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:40,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-23 13:33:40,465 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:33:40,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-23 13:33:40,489 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:40,489 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:40,489 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:40,489 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:40,490 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:33:40,490 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,490 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:40,490 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:40,490 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-23 13:33:40,490 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:40,490 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:40,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:40,562 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:40,562 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:33:40,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,569 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:40,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:40,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:40,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-23 13:33:40,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,642 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:33:40,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,643 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-23 13:33:40,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:40,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,663 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:40,666 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:40,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,730 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:33:40,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,733 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:40,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,750 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:40,753 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:40,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-23 13:33:40,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,805 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:33:40,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,813 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:40,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,835 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:40,839 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:40,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-23 13:33:40,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,906 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:33:40,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,908 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:40,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:40,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:40,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:40,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:40,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:40,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:40,930 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:40,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:40,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-23 13:33:40,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:40,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:40,987 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:33:40,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:40,990 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:40,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:41,004 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:41,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,005 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:41,010 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:41,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-23 13:33:41,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:41,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,070 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:33:41,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,071 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:41,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:41,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:41,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:41,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-23 13:33:41,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:41,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,155 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:33:41,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,156 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-23 13:33:41,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:41,166 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:41,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:41,169 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:41,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:41,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,207 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:33:41,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,208 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-23 13:33:41,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:41,219 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:41,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,220 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:41,224 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:41,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:41,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-23 13:33:41,336 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:41,337 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:41,337 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:41,337 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:41,337 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:33:41,337 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,337 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:41,337 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:41,337 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-23 13:33:41,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:41,338 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:41,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,466 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:41,467 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:33:41,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,473 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,478 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:41,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:41,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-23 13:33:41,503 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:33:41,503 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 13:33:41,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,543 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:41,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:41,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-23 13:33:41,573 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:33:41,573 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 13:33:41,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-23 13:33:41,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,604 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-23 13:33:41,605 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:33:41,605 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:41,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,686 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:33:41,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:33:41,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-23 13:33:41,716 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:33:41,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,755 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:33:41,755 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:33:41,755 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:33:41,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:33:41,756 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:33:41,756 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,756 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:33:41,756 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:33:41,756 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-23 13:33:41,756 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:33:41,756 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:33:41,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:33:41,905 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:33:41,905 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:33:41,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,906 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:41,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:41,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:41,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-23 13:33:41,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:41,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:41,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:41,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:41,972 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:41,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-23 13:33:41,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:41,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:41,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:41,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:41,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:41,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:41,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:33:41,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:41,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,008 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-23 13:33:42,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:33:42,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:42,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:33:42,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,066 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:33:42,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,067 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-23 13:33:42,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,079 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,080 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:42,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,112 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-23 13:33:42,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,123 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,123 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:42,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-23 13:33:42,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,148 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-23 13:33:42,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,159 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,168 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:33:42,168 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:33:42,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,213 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:33:42,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,214 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-23 13:33:42,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,227 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:42,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-23 13:33:42,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,253 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-23 13:33:42,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,264 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:42,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,287 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-23 13:33:42,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,298 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,307 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:42,307 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:42,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,373 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:33:42,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,377 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:42,394 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:42,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-23 13:33:42,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,447 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,460 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:42,461 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:42,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-23 13:33:42,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,512 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:33:42,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,526 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:42,537 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:33:42,537 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:33:42,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-23 13:33:42,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,601 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:33:42,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,605 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-23 13:33:42,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,618 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:42,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,619 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,619 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:42,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,654 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-23 13:33:42,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:42,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,666 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:33:42,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-23 13:33:42,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,711 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-23 13:33:42,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,721 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:42,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:33:42,727 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:33:42,727 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:33:42,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,793 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:33:42,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,794 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-23 13:33:42,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,805 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:42,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,805 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,806 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:42,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,831 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-23 13:33:42,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,840 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:42,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:42,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,841 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:42,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:42,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:42,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:42,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:42,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:42,909 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:42,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-23 13:33:42,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:42,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:42,923 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:33:42,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:42,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:42,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:42,939 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:42,939 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:42,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-23 13:33:43,018 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:33:43,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,020 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,039 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:43,041 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:43,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-23 13:33:43,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,102 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-23 13:33:43,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,116 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,117 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:43,118 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:33:43,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,183 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:33:43,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-23 13:33:43,215 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:33:43,216 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:33:43,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,346 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:33:43,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,347 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:43,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:43,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:43,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-23 13:33:43,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,418 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-23 13:33:43,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,431 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:43,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:43,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:33:43,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,490 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:33:43,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,509 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:33:43,518 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:33:43,518 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:33:43,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-23 13:33:43,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:43,563 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:33:43,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,564 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-23 13:33:43,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,596 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,596 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:43,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:43,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-23 13:33:43,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,634 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-23 13:33:43,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,652 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:33:43,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,652 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:43,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:33:43,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:33:43,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-23 13:33:43,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:33:43,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:33:43,712 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:33:43,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:33:43,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-23 13:33:43,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:33:43,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:33:43,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:33:43,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:33:43,732 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:33:43,747 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:33:43,747 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:33:43,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:33:43,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-23 13:33:43,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 01:33:43 BoogieIcfgContainer [2021-11-23 13:33:43,835 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-23 13:33:43,836 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:33:43,837 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:33:43,837 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:33:43,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:46" (3/4) ... [2021-11-23 13:33:43,843 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 13:33:43,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:33:43,845 INFO L158 Benchmark]: Toolchain (without parser) took 57663.69ms. Allocated memory is still 119.5MB. Free memory was 86.4MB in the beginning and 82.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,848 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:33:43,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.79ms. Allocated memory is still 119.5MB. Free memory was 86.1MB in the beginning and 96.2MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.34ms. Allocated memory is still 119.5MB. Free memory was 96.2MB in the beginning and 95.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:33:43,850 INFO L158 Benchmark]: Boogie Preprocessor took 27.60ms. Allocated memory is still 119.5MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 885.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,851 INFO L158 Benchmark]: RCFGBuilder took 274.14ms. Allocated memory is still 119.5MB. Free memory was 94.1MB in the beginning and 85.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,851 INFO L158 Benchmark]: BuchiAutomizer took 57045.78ms. Allocated memory is still 119.5MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,852 INFO L158 Benchmark]: Witness Printer took 7.58ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 82.8MB in the end (delta: 914.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:33:43,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.79ms. Allocated memory is still 119.5MB. Free memory was 86.1MB in the beginning and 96.2MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.34ms. Allocated memory is still 119.5MB. Free memory was 96.2MB in the beginning and 95.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.60ms. Allocated memory is still 119.5MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 885.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 274.14ms. Allocated memory is still 119.5MB. Free memory was 94.1MB in the beginning and 85.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 57045.78ms. Allocated memory is still 119.5MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Witness Printer took 7.58ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 82.8MB in the end (delta: 914.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 56.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 56.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital76 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq141 hnf95 smp100 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 89ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-23 13:33:43,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-11-23 13:33:44,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-11-23 13:33:44,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-23 13:33:44,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 13:33:44,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 13:33:44,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5887035a-44fd-4cc7-9179-949bfeafeae3/bin/uautomizer-wIGwrQj20G/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: UNKNOWN