./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8 --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 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:47:08,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:47:08,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:47:08,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:47:08,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:47:08,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:47:08,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:47:08,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:47:08,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:47:08,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:47:08,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:47:08,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:47:08,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:47:08,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:47:08,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:47:08,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:47:08,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:47:08,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:47:08,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:47:08,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:47:08,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:47:08,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:47:08,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:47:08,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:47:08,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:47:08,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:47:08,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:47:08,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:47:08,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:47:08,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:47:08,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:47:08,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:47:08,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:47:08,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:47:08,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:47:08,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:47:08,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:47:08,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:47:08,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:47:08,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:47:08,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:47:08,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 11:47:08,829 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:47:08,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:47:08,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:47:08,831 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:47:08,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:47:08,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:47:08,833 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:47:08,833 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 11:47:08,833 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 11:47:08,833 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 11:47:08,835 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 11:47:08,835 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 11:47:08,835 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 11:47:08,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:47:08,836 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:47:08,836 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:47:08,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:47:08,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:47:08,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:47:08,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 11:47:08,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 11:47:08,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 11:47:08,838 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:47:08,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:47:08,840 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 11:47:08,840 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:47:08,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 11:47:08,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:47:08,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:47:08,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:47:08,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:47:08,842 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 11:47:08,843 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_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2022-11-16 11:47:09,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:47:09,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:47:09,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:47:09,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:47:09,239 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:47:09,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-16 11:47:09,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/data/6566ae493/8d04a1eaf99a4468a74339bcb486ef66/FLAG8ebf5dc1c [2022-11-16 11:47:09,806 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:47:09,807 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-16 11:47:09,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/data/6566ae493/8d04a1eaf99a4468a74339bcb486ef66/FLAG8ebf5dc1c [2022-11-16 11:47:10,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/data/6566ae493/8d04a1eaf99a4468a74339bcb486ef66 [2022-11-16 11:47:10,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:47:10,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:47:10,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:47:10,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:47:10,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:47:10,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0ae3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10, skipping insertion in model container [2022-11-16 11:47:10,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:47:10,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:47:10,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:47:10,483 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:47:10,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:47:10,517 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:47:10,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10 WrapperNode [2022-11-16 11:47:10,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:47:10,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:47:10,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:47:10,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:47:10,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,551 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-16 11:47:10,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:47:10,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:47:10,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:47:10,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:47:10,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:47:10,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:47:10,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:47:10,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:47:10,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (1/1) ... [2022-11-16 11:47:10,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:10,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:10,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:10,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 11:47:10,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:47:10,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:47:10,742 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:47:10,744 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:47:10,880 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:47:10,888 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:47:10,888 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:47:10,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:47:10 BoogieIcfgContainer [2022-11-16 11:47:10,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:47:10,891 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 11:47:10,891 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 11:47:10,896 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 11:47:10,897 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:47:10,897 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 11:47:10" (1/3) ... [2022-11-16 11:47:10,898 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b47844a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:47:10, skipping insertion in model container [2022-11-16 11:47:10,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:47:10,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:47:10" (2/3) ... [2022-11-16 11:47:10,899 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b47844a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:47:10, skipping insertion in model container [2022-11-16 11:47:10,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:47:10,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:47:10" (3/3) ... [2022-11-16 11:47:10,901 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2022-11-16 11:47:10,959 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 11:47:10,960 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 11:47:10,960 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 11:47:10,960 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 11:47:10,960 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 11:47:10,960 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 11:47:10,960 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 11:47:10,960 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 11:47:10,964 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) [2022-11-16 11:47:10,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 11:47:10,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:47:10,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:47:10,989 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 11:47:10,989 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 11:47:10,989 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 11:47:10,990 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) [2022-11-16 11:47:10,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 11:47:10,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:47:10,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:47:10,991 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 11:47:10,991 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 11:47:11,000 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#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#L26-2true [2022-11-16 11:47:11,001 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~x~0#1; 4#L26-2true [2022-11-16 11:47:11,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:11,007 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-16 11:47:11,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:11,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292655207] [2022-11-16 11:47:11,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:11,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:11,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:11,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-11-16 11:47:11,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:11,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245432302] [2022-11-16 11:47:11,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:11,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:11,174 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 11:47:11,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1491572778] [2022-11-16 11:47:11,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:11,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:47:11,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:11,186 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:47:11,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 11:47:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,266 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:11,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:11,284 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-16 11:47:11,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:11,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825430926] [2022-11-16 11:47:11,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:11,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:11,293 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 11:47:11,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [77013134] [2022-11-16 11:47:11,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:11,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:47:11,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:11,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:47:11,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 11:47:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:11,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:11,544 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:11,545 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:11,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:11,545 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:11,545 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 11:47:11,546 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:11,546 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:11,546 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:11,546 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-16 11:47:11,546 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:11,551 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:11,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:11,730 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:11,730 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 11:47:11,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:11,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:11,742 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:11,746 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 11:47:11,746 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:11,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 11:47:11,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:11,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:11,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:11,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:11,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 11:47:11,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:11,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 11:47:11,841 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 11:47:11,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:11,851 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:11,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:11,852 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:11,852 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:11,852 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:47:11,852 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:11,852 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:11,852 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:11,853 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-16 11:47:11,853 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:11,853 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:11,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:11,940 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:11,945 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:47:11,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:11,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:11,949 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:11,959 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 [2022-11-16 11:47:11,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 11:47:11,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:11,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:11,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:11,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:11,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:11,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:11,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,014 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 11:47:12,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,016 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,026 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 [2022-11-16 11:47:12,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 11:47:12,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:12,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:12,050 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:12,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,100 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 11:47:12,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,102 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,117 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 [2022-11-16 11:47:12,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 11:47:12,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:12,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:12,143 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:12,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,168 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 11:47:12,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,191 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,201 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 [2022-11-16 11:47:12,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 11:47:12,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:12,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,219 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:12,225 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:12,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,256 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 11:47:12,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,258 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,268 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 [2022-11-16 11:47:12,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:12,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:12,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 11:47:12,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,285 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:12,291 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:12,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,325 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-16 11:47:12,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,328 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 11:47:12,338 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 [2022-11-16 11:47:12,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:12,356 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:12,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,357 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:12,372 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:12,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,409 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-16 11:47:12,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,412 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,420 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 [2022-11-16 11:47:12,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 11:47:12,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:12,437 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:12,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,438 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:12,451 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:12,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,503 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-16 11:47:12,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,505 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,521 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 [2022-11-16 11:47:12,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:12,538 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:12,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 11:47:12,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:12,548 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:12,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,579 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-16 11:47:12,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,586 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,598 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 [2022-11-16 11:47:12,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 11:47:12,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:12,614 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:12,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:12,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:12,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:12,614 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:12,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:12,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:12,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:12,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,707 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:12,707 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:12,708 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:12,708 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:12,708 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 11:47:12,708 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,708 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:12,708 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:12,709 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-16 11:47:12,709 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:12,709 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:12,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:12,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:12,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:12,854 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:12,854 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 11:47:12,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,859 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 11:47:12,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 11:47:12,876 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:12,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:12,917 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:12,928 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 11:47:12,928 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:12,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 11:47:12,960 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 11:47:12,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:12,970 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:12,970 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:12,970 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:12,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:12,971 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:47:12,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:12,971 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:12,971 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:12,971 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-16 11:47:12,971 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:12,971 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:12,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:13,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:13,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:13,097 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:13,097 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:47:13,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,099 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 11:47:13,108 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 [2022-11-16 11:47:13,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:13,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:13,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:47:13,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,152 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,163 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 [2022-11-16 11:47:13,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 11:47:13,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:13,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:13,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,209 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 11:47:13,215 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 [2022-11-16 11:47:13,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:13,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:13,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,254 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 11:47:13,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,256 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,271 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 [2022-11-16 11:47:13,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 11:47:13,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,299 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 11:47:13,299 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 11:47:13,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,337 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 11:47:13,343 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 [2022-11-16 11:47:13,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,358 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,360 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:13,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,381 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,396 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 [2022-11-16 11:47:13,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 11:47:13,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,411 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,412 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:13,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,431 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 11:47:13,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,432 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,437 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 [2022-11-16 11:47:13,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 11:47:13,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:13,464 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:13,465 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:13,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,511 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,515 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 [2022-11-16 11:47:13,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-16 11:47:13,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,530 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:13,532 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:13,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,558 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,563 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 [2022-11-16 11:47:13,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 11:47:13,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:13,580 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:13,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,603 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 11:47:13,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,604 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,608 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 [2022-11-16 11:47:13,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 11:47:13,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,625 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:13,644 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 11:47:13,645 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 11:47:13,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,685 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,689 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 [2022-11-16 11:47:13,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 11:47:13,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,705 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:13,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:13,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,724 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,732 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 [2022-11-16 11:47:13,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 11:47:13,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:13,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:13,748 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:13,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,767 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 11:47:13,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,769 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,775 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 [2022-11-16 11:47:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 11:47:13,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:13,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:13,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,791 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,805 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 11:47:13,806 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 11:47:13,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,848 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,852 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 [2022-11-16 11:47:13,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 11:47:13,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:13,866 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:13,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,867 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:13,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,900 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,907 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 [2022-11-16 11:47:13,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 11:47:13,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:13,920 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:13,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:13,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,921 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:13,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:13,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:13,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:13,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:13,951 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-16 11:47:13,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:13,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:13,953 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:13,957 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 [2022-11-16 11:47:13,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 11:47:13,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:13,973 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:13,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:13,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:13,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:13,995 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:13,995 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:14,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,058 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,067 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 [2022-11-16 11:47:14,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 11:47:14,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,083 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:14,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,083 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:14,086 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:14,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,114 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 11:47:14,118 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 [2022-11-16 11:47:14,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,133 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:14,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:14,135 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:14,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,163 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-16 11:47:14,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,165 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,175 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 [2022-11-16 11:47:14,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 11:47:14,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,192 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:14,208 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 11:47:14,208 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 11:47:14,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,280 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,287 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 [2022-11-16 11:47:14,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 11:47:14,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,302 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:14,305 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:14,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,341 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,347 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 [2022-11-16 11:47:14,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 11:47:14,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,362 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:14,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:14,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-16 11:47:14,386 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-16 11:47:14,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,387 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 11:47:14,391 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 [2022-11-16 11:47:14,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:14,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:14,427 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:14,427 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:14,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,461 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,468 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 [2022-11-16 11:47:14,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 11:47:14,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:14,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,483 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:14,484 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:14,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-16 11:47:14,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,504 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 11:47:14,511 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 [2022-11-16 11:47:14,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,523 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:14,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:14,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:14,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,530 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-16 11:47:14,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,531 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 11:47:14,535 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 [2022-11-16 11:47:14,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,548 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:14,573 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-16 11:47:14,573 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 11:47:14,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,624 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,632 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 [2022-11-16 11:47:14,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 11:47:14,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,647 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:14,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:14,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:14,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,673 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,679 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 [2022-11-16 11:47:14,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 11:47:14,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:14,694 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:14,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:14,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:14,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:14,695 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:14,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:14,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:14,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:14,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:14,719 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-16 11:47:14,719 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#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#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~x~0#1; 4#L26-2true [2022-11-16 11:47:14,719 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~x~0#1; 4#L26-2true [2022-11-16 11:47:14,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:14,720 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-11-16 11:47:14,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:14,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092962908] [2022-11-16 11:47:14,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:14,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:14,726 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 11:47:14,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1698252930] [2022-11-16 11:47:14,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 11:47:14,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:47:14,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,729 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-16 11:47:14,787 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-16 11:47:14,787 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-16 11:47:14,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:14,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:14,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:14,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-11-16 11:47:14,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:14,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537155692] [2022-11-16 11:47:14,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:14,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:14,810 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 11:47:14,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [584201050] [2022-11-16 11:47:14,810 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 11:47:14,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:47:14,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,818 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-16 11:47:14,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-16 11:47:14,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-16 11:47:14,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:14,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:14,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:47:14,883 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-11-16 11:47:14,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:47:14,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431132687] [2022-11-16 11:47:14,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:47:14,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:47:14,889 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 11:47:14,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [526565313] [2022-11-16 11:47:14,890 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 11:47:14,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 11:47:14,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:14,894 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 11:47:14,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-16 11:47:14,937 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-16 11:47:14,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-16 11:47:14,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:47:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:47:14,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:47:15,003 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:15,003 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:15,003 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:15,003 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:15,003 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 11:47:15,003 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,003 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:15,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:15,004 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-16 11:47:15,004 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:15,004 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:15,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:15,060 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:15,060 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 11:47:15,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,066 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 11:47:15,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:15,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 11:47:15,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,102 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 11:47:15,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:15,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 11:47:15,132 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 11:47:15,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-16 11:47:15,135 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:15,135 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:15,135 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:15,135 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:15,135 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:47:15,136 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,136 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:15,136 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:15,136 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-16 11:47:15,136 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:15,136 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:15,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:15,217 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:15,217 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:47:15,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,222 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,232 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 [2022-11-16 11:47:15,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 11:47:15,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:15,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:15,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:15,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,269 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 11:47:15,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,271 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,275 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 [2022-11-16 11:47:15,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 11:47:15,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:15,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,290 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:15,297 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:15,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,312 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 11:47:15,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,313 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-16 11:47:15,318 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 [2022-11-16 11:47:15,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:15,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:15,334 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:15,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,343 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 11:47:15,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,344 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-16 11:47:15,351 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 [2022-11-16 11:47:15,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:15,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,367 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:15,376 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:15,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,396 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 11:47:15,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,397 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-16 11:47:15,402 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 [2022-11-16 11:47:15,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:15,415 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:15,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:15,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:15,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,442 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-16 11:47:15,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,444 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,451 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 [2022-11-16 11:47:15,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-16 11:47:15,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:15,467 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:15,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:15,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:15,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,505 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-16 11:47:15,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,506 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,511 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 [2022-11-16 11:47:15,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-16 11:47:15,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:15,527 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:15,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,528 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:15,548 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:15,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,577 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-16 11:47:15,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,579 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,583 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 [2022-11-16 11:47:15,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-16 11:47:15,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:15,598 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:15,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:15,603 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:15,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,634 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-16 11:47:15,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,636 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,643 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 [2022-11-16 11:47:15,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-16 11:47:15,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:15,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:15,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:15,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:15,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:15,659 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:15,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:15,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:15,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:15,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,791 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:15,791 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:15,791 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:15,791 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:15,791 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 11:47:15,791 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,791 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:15,791 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:15,791 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-16 11:47:15,791 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:15,791 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:15,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:15,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:15,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:15,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:15,908 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 11:47:15,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,910 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 11:47:15,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:15,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-16 11:47:15,944 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 11:47:15,944 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: [] [2022-11-16 11:47:15,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,949 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,955 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 11:47:15,955 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:15,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-16 11:47:15,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:15,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:15,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:15,993 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:15,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 11:47:15,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 11:47:16,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-16 11:47:16,034 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 11:47:16,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,038 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:47:16,039 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:47:16,039 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:47:16,039 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:47:16,039 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:47:16,039 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,039 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:47:16,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:47:16,039 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-16 11:47:16,039 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:47:16,039 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:47:16,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:16,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:16,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:47:16,153 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:47:16,153 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:47:16,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,154 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,158 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 [2022-11-16 11:47:16,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-16 11:47:16,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:16,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:16,179 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:47:16,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,213 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,217 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 [2022-11-16 11:47:16,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-16 11:47:16,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:16,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:16,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,252 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,256 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 [2022-11-16 11:47:16,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-16 11:47:16,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:47:16,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:47:16,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-16 11:47:16,282 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 11:47:16,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,284 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-16 11:47:16,287 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 [2022-11-16 11:47:16,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,299 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,312 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 11:47:16,312 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 11:47:16,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,335 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,339 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 [2022-11-16 11:47:16,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-16 11:47:16,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:16,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-16 11:47:16,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,373 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-16 11:47:16,376 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 [2022-11-16 11:47:16,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,387 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:16,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,393 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 11:47:16,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,394 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-16 11:47:16,397 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 [2022-11-16 11:47:16,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,420 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:16,420 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:16,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,452 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,459 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 [2022-11-16 11:47:16,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-16 11:47:16,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,474 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,475 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:16,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,496 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,500 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 [2022-11-16 11:47:16,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-16 11:47:16,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:16,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,534 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 11:47:16,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,536 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,540 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 [2022-11-16 11:47:16,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-16 11:47:16,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,556 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:16,568 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 11:47:16,568 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 11:47:16,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,600 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,604 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 [2022-11-16 11:47:16,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-16 11:47:16,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:16,621 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:16,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,638 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,644 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 [2022-11-16 11:47:16,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-16 11:47:16,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:47:16,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,659 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:16,660 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:16,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,690 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 11:47:16,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,692 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,699 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 [2022-11-16 11:47:16,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-16 11:47:16,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,714 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:16,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,723 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 11:47:16,724 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 11:47:16,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,756 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,763 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 [2022-11-16 11:47:16,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-16 11:47:16,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:16,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,778 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,779 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:16,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,801 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,808 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 [2022-11-16 11:47:16,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-16 11:47:16,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,823 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:16,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,823 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 11:47:16,825 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 11:47:16,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,847 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-16 11:47:16,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,848 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,853 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 [2022-11-16 11:47:16,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-16 11:47:16,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,865 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:16,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,877 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:16,877 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:16,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,930 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-16 11:47:16,933 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 [2022-11-16 11:47:16,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:16,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,946 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:16,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:16,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:16,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:16,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:16,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:16,963 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:16,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-16 11:47:16,970 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 [2022-11-16 11:47:16,981 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:16,981 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-16 11:47:16,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:16,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:16,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:16,982 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:16,983 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:16,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-16 11:47:17,006 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-16 11:47:17,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,007 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-16 11:47:17,013 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 [2022-11-16 11:47:17,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,029 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,029 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:17,043 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 11:47:17,043 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 11:47:17,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-16 11:47:17,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,154 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-16 11:47:17,157 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 [2022-11-16 11:47:17,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,170 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:17,172 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:17,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-16 11:47:17,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,183 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-16 11:47:17,186 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 [2022-11-16 11:47:17,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,198 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,198 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 11:47:17,200 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 11:47:17,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-16 11:47:17,226 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-16 11:47:17,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,227 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-16 11:47:17,230 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 [2022-11-16 11:47:17,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,241 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:17,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:17,257 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 11:47:17,258 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 11:47:17,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:17,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,300 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,310 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 [2022-11-16 11:47:17,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-16 11:47:17,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,324 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:17,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:17,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:17,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:17,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,347 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,351 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 [2022-11-16 11:47:17,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-16 11:47:17,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,363 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 11:47:17,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 11:47:17,364 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:47:17,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-16 11:47:17,369 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-16 11:47:17,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,371 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-16 11:47:17,374 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 [2022-11-16 11:47:17,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,387 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,388 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:17,412 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-16 11:47:17,412 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 11:47:17,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:17,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,467 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-16 11:47:17,473 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 [2022-11-16 11:47:17,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,488 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,488 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:17,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:17,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-16 11:47:17,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:47:17,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:47:17,520 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:47:17,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-16 11:47:17,523 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 [2022-11-16 11:47:17,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 11:47:17,534 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-16 11:47:17,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:47:17,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:47:17,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:47:17,535 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-16 11:47:17,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:47:17,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:47:17,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:47:17,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:17,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 11:47:17 BoogieIcfgContainer [2022-11-16 11:47:17,547 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 11:47:17,548 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:47:17,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:47:17,548 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:47:17,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:47:10" (3/4) ... [2022-11-16 11:47:17,552 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:47:17,552 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:47:17,554 INFO L158 Benchmark]: Toolchain (without parser) took 7379.57ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 75.5MB in the beginning and 86.4MB in the end (delta: -10.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2022-11-16 11:47:17,554 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:47:17,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.82ms. Allocated memory is still 115.3MB. Free memory was 75.3MB in the beginning and 90.0MB in the end (delta: -14.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:47:17,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.97ms. Allocated memory is still 115.3MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:47:17,555 INFO L158 Benchmark]: Boogie Preprocessor took 26.90ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 87.9MB in the end (delta: 668.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:47:17,555 INFO L158 Benchmark]: RCFGBuilder took 310.10ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 79.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:47:17,556 INFO L158 Benchmark]: BuchiAutomizer took 6656.20ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 78.5MB in the beginning and 87.0MB in the end (delta: -8.5MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2022-11-16 11:47:17,556 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 140.5MB. Free memory was 87.0MB in the beginning and 86.4MB in the end (delta: 624.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:47:17,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.82ms. Allocated memory is still 115.3MB. Free memory was 75.3MB in the beginning and 90.0MB in the end (delta: -14.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.97ms. Allocated memory is still 115.3MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.90ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 87.9MB in the end (delta: 668.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 310.10ms. Allocated memory is still 115.3MB. Free memory was 87.4MB in the beginning and 79.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6656.20ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 78.5MB in the beginning and 87.0MB in the end (delta: -8.5MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 140.5MB. Free memory was 87.0MB in the beginning and 86.4MB in the end (delta: 624.4kB). There was no memory consumed. 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 6.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. 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: inital59 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 92ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - 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 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~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_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-16 11:47:17,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2022-11-16 11:47:17,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2022-11-16 11:47:17,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:18,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-16 11:47:18,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:47:18,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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_62bb5191-e42a-4beb-892a-be692af9bbf1/bin/uautomizer-tPACEb0tL8/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