./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e595805dca904ee1e6f0786227983091e2e8f8ea7bde1a271c427277bb45d12 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:38:11,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:38:11,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:38:11,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:38:11,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:38:11,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:38:11,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:38:11,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:38:11,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:38:11,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:38:11,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:38:11,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:38:11,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:38:11,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:38:11,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:38:11,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:38:11,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:38:11,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:38:11,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:38:11,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:38:11,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:38:11,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:38:11,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:38:11,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:38:11,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:38:11,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:38:11,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:38:11,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:38:11,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:38:11,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:38:11,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:38:11,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:38:11,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:38:11,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:38:11,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:38:11,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:38:11,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:38:11,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:38:11,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:38:11,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:38:11,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:38:11,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 09:38:11,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:38:11,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:38:11,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:38:11,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:38:11,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:38:11,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:38:11,294 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:38:11,295 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:38:11,295 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:38:11,295 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:38:11,296 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:38:11,297 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:38:11,297 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:38:11,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:38:11,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:38:11,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:38:11,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:38:11,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:38:11,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:38:11,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:38:11,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:38:11,299 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:38:11,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:38:11,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:38:11,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:38:11,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:38:11,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:38:11,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:38:11,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:38:11,304 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:38:11,304 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_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e595805dca904ee1e6f0786227983091e2e8f8ea7bde1a271c427277bb45d12 [2021-10-28 09:38:11,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:38:11,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:38:11,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:38:11,702 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:38:11,703 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:38:11,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2021-10-28 09:38:11,798 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/data/d5a589912/74abe2749e9e4f64b4b57c0188bf45a3/FLAGd9d356f5c [2021-10-28 09:38:12,323 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:38:12,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2021-10-28 09:38:12,345 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/data/d5a589912/74abe2749e9e4f64b4b57c0188bf45a3/FLAGd9d356f5c [2021-10-28 09:38:12,670 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/data/d5a589912/74abe2749e9e4f64b4b57c0188bf45a3 [2021-10-28 09:38:12,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:38:12,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:38:12,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:12,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:38:12,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:38:12,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6241a583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12, skipping insertion in model container [2021-10-28 09:38:12,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:38:12,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:38:12,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:38:12,895 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:38:12,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:38:12,922 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:38:12,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12 WrapperNode [2021-10-28 09:38:12,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:38:12,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:38:12,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:38:12,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:38:12,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:38:12,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:38:12,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:38:12,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:38:12,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:38:12,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:38:12,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:38:12,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:38:12,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (1/1) ... [2021-10-28 09:38:12,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:13,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:13,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:13,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:38:13,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:38:13,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:38:13,265 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:38:13,266 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 09:38:13,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:38:13 BoogieIcfgContainer [2021-10-28 09:38:13,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:38:13,272 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:38:13,272 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:38:13,275 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:38:13,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:38:13,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:38:12" (1/3) ... [2021-10-28 09:38:13,278 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@424655b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:38:13, skipping insertion in model container [2021-10-28 09:38:13,279 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:38:13,279 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:38:12" (2/3) ... [2021-10-28 09:38:13,280 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@424655b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:38:13, skipping insertion in model container [2021-10-28 09:38:13,280 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:38:13,280 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:38:13" (3/3) ... [2021-10-28 09:38:13,282 INFO L389 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim.c [2021-10-28 09:38:13,360 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:38:13,360 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:38:13,360 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:38:13,360 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:38:13,361 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:38:13,361 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:38:13,361 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:38:13,361 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:38:13,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:38:13,404 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 09:38:13,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:38:13,405 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:38:13,416 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 09:38:13,416 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:38:13,416 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:38:13,416 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:38:13,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 09:38:13,419 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:38:13,419 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:38:13,419 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 09:38:13,419 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:38:13,427 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L10-1true [2021-10-28 09:38:13,428 INFO L793 eck$LassoCheckResult]: Loop: 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 09:38:13,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:13,435 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-28 09:38:13,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:13,446 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963693498] [2021-10-28 09:38:13,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:13,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,545 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,577 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:13,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:13,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2021-10-28 09:38:13,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:13,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457123535] [2021-10-28 09:38:13,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:13,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,599 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,616 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:13,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:13,623 INFO L85 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2021-10-28 09:38:13,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:13,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101233103] [2021-10-28 09:38:13,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:13,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,637 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:13,650 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:13,768 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:13,777 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:13,777 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:13,777 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:13,777 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:38:13,778 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:13,778 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:13,778 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:13,778 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 09:38:13,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:13,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:13,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:13,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:13,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:13,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:14,011 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:38:14,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,024 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:14,024 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:14,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:38:14,061 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:14,061 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:14,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,108 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:38:14,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:14,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:14,143 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:14,144 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:14,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,183 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,188 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:14,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:14,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:38:14,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,273 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,274 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,308 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:38:14,308 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:14,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:38:14,399 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:38:14,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,407 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:14,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:14,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:14,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:14,408 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:38:14,408 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:14,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:14,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 09:38:14,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:14,409 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:14,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:14,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:14,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:14,475 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:14,480 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:38:14,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,484 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:38:14,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:14,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:14,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:14,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:14,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:14,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,583 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,585 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:14,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:14,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:14,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:14,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:38:14,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:14,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,667 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:14,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,684 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:14,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:14,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:14,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:14,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:38:14,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:14,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,746 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 09:38:14,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,748 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:14,767 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:14,772 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:14,772 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:14,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:38:14,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:14,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,838 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:14,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:14,875 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:14,875 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:14,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:38:14,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:14,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:14,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:14,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:14,942 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:14,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:14,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:38:14,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:14,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:14,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:14,968 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:14,968 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:14,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:14,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:14,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,021 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 09:38:15,021 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,022 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:15,045 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:15,045 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:15,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:38:15,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,103 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,122 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:15,128 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:15,128 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:15,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:38:15,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,188 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:15,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,204 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:15,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:15,208 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:15,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:15,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:38:15,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,262 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 09:38:15,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,263 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:38:15,268 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 [2021-10-28 09:38:15,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,279 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:15,297 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:15,297 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:15,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,374 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,376 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:38:15,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:15,398 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:15,398 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:15,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,459 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:38:15,468 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 [2021-10-28 09:38:15,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:15,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:15,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,482 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:15,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:15,499 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:15,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:15,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,556 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 09:38:15,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,558 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:38:15,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,578 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:15,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,579 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:15,582 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:15,582 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:15,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,641 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,659 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:15,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,659 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:15,663 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:15,663 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:15,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:38:15,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,723 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:38:15,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,741 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:15,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:15,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,741 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:15,742 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:15,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:15,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:15,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,802 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 09:38:15,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,803 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,824 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:15,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,824 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:15,829 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:15,829 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:15,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:38:15,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,894 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,913 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:15,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:15,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:15,918 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:15,919 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:15,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:38:15,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:15,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:15,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:15,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:15,983 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:15,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:15,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:15,998 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:15,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:15,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:15,999 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:15,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:16,006 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:16,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:16,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:38:16,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,073 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 09:38:16,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,079 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:38:16,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:16,106 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:16,106 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:16,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,155 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:38:16,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,174 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,174 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:16,180 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:16,180 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:16,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-28 09:38:16,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,240 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:38:16,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,250 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:16,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,250 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:16,250 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:16,261 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:16,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:16,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-28 09:38:16,320 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 09:38:16,320 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,321 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:38:16,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,332 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:16,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:16,336 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:16,336 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:16,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,435 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:38:16,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,504 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:16,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:16,508 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:16,508 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:16,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,587 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:16,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:16,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,613 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:16,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:16,617 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:16,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:16,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:38:16,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,665 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 09:38:16,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,666 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 09:38:16,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,677 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,677 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:16,687 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:16,687 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:16,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-28 09:38:16,742 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,743 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 09:38:16,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,753 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:16,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:16,760 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:16,760 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:16,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:16,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,798 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 09:38:16,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:16,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:16,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:16,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:16,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:16,808 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:16,808 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:16,815 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:16,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:16,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:16,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-10-28 09:38:16,883 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:16,883 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:16,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:16,884 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:16,884 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:38:16,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:16,884 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:16,884 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2021-10-28 09:38:16,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:16,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:16,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:16,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:16,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:16,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:16,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:16,957 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:16,957 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:38:16,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:16,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:16,958 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:16,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:16,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:16,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 09:38:16,992 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:16,993 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:17,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,032 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,034 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:17,034 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:17,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 09:38:17,059 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:17,060 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:17,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-28 09:38:17,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,090 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 09:38:17,095 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:17,095 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:17,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:17,108 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:17,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 09:38:17,128 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,129 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 09:38:17,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:17,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:17,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:38:17,139 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:38:17,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,161 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 09:38:17,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:17,163 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:17,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-28 09:38:17,196 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,197 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 09:38:17,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:38:17,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:17,248 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:38:17,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-28 09:38:17,251 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:17,251 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:17,251 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:17,251 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:17,251 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:38:17,251 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,251 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:17,251 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:17,251 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2021-10-28 09:38:17,251 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:17,251 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:17,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:17,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:17,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:17,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:17,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:17,337 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:17,337 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:38:17,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,338 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:17,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:17,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:17,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 09:38:17,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,407 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,425 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:17,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:17,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:17,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 09:38:17,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,479 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:17,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:17,493 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:17,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 09:38:17,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,549 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 09:38:17,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:17,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:38:17,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,591 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 09:38:17,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:17,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:38:17,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,629 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 09:38:17,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,629 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 09:38:17,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:17,641 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:17,641 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:17,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-28 09:38:17,672 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,673 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 09:38:17,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,682 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:17,682 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:17,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:17,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,722 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 09:38:17,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,733 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:17,735 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:17,736 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:17,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,771 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 09:38:17,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:17,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 09:38:17,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 09:38:17,811 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,813 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 09:38:17,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:17,829 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 09:38:17,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-28 09:38:17,881 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 09:38:17,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,882 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 09:38:17,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:17,896 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:17,897 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:17,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,931 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,932 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 09:38:17,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:17,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,943 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:17,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:17,945 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:17,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:17,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:17,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:17,977 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:17,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:17,978 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:17,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 09:38:17,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:17,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:17,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:17,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:17,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:17,991 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:17,991 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:18,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,043 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,045 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 09:38:18,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,056 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:18,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-28 09:38:18,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,085 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 09:38:18,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,096 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:18,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-28 09:38:18,118 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 09:38:18,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,119 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 09:38:18,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,129 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:18,133 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:18,133 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:18,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,161 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 09:38:18,163 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 [2021-10-28 09:38:18,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,174 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:18,174 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:18,179 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:18,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-28 09:38:18,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,221 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 09:38:18,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,231 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:18,234 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:18,235 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:18,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,272 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 09:38:18,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:18,288 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 09:38:18,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,362 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:18,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,379 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:18,380 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 09:38:18,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 09:38:18,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-28 09:38:18,426 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 09:38:18,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,427 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 09:38:18,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:18,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:18,439 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:18,439 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:18,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-28 09:38:18,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,466 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 09:38:18,468 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 [2021-10-28 09:38:18,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,475 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:18,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,476 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:18,476 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:18,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:18,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,507 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 09:38:18,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:18,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:18,521 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:18,521 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:18,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-28 09:38:18,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,564 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 09:38:18,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,577 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:18,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:18,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 09:38:18,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-28 09:38:18,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,622 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 09:38:18,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:18,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:18,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 09:38:18,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,671 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 09:38:18,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,672 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-28 09:38:18,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,682 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:18,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,686 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:18,686 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:18,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,728 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 09:38:18,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,739 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:18,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,739 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:18,739 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,743 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:18,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,787 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 09:38:18,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,798 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:18,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,798 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,802 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:18,802 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:18,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,849 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 09:38:18,852 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 [2021-10-28 09:38:18,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,861 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:18,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:18,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,930 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:18,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:18,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:18,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:18,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:18,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:18,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:18,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:18,946 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:18,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:18,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 09:38:18,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:18,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:18,998 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 09:38:18,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:18,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:18,999 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,022 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,022 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:19,027 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:19,027 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:19,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 09:38:19,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 09:38:19,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,086 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 09:38:19,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,101 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,102 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:19,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:19,106 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:19,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-28 09:38:19,139 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,140 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 09:38:19,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,150 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:19,153 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:19,153 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:19,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-28 09:38:19,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,185 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 09:38:19,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,195 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,195 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:19,196 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 09:38:19,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,261 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,268 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 [2021-10-28 09:38:19,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,278 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,279 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:19,280 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 09:38:19,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 09:38:19,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,346 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 09:38:19,346 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,347 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,363 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:19,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:19,366 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:19,366 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:19,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 09:38:19,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,415 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,416 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 09:38:19,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,430 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:19,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,430 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:19,430 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:19,436 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:19,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,480 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 09:38:19,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,489 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:19,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:19,492 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:19,492 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:19,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-28 09:38:19,518 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,519 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 09:38:19,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,540 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:19,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,541 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:19,541 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:19,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-10-28 09:38:19,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,565 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 09:38:19,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:19,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,575 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:19,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:19,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-28 09:38:19,599 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 09:38:19,599 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,600 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 09:38:19,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,612 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,612 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:19,616 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:19,617 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:19,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-28 09:38:19,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,656 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 09:38:19,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:19,669 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:19,675 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:19,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-28 09:38:19,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,721 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 09:38:19,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,731 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,731 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:19,735 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:19,735 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:19,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,769 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,770 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 09:38:19,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,778 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,779 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:19,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:19,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-10-28 09:38:19,840 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:19,841 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:19,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:19,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:19,853 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:19,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:19,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:19,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:19,853 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:19,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:19,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:19,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 09:38:19,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:19,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:19,878 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-28 09:38:19,878 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 09:38:19,878 INFO L793 eck$LassoCheckResult]: Loop: 7#L10-1true assume !!(0 != main_~i~0); 5#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 7#L10-1true [2021-10-28 09:38:19,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:19,879 INFO L85 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2021-10-28 09:38:19,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:19,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882244254] [2021-10-28 09:38:19,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:19,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:19,882 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:19,887 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:19,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:19,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2021-10-28 09:38:19,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:19,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195619057] [2021-10-28 09:38:19,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:19,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:19,892 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:19,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:19,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:19,896 INFO L85 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2021-10-28 09:38:19,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:19,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521812922] [2021-10-28 09:38:19,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:19,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:38:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:38:19,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:38:19,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521812922] [2021-10-28 09:38:19,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521812922] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:38:19,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:38:19,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:38:19,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533678847] [2021-10-28 09:38:19,971 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:19,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:19,971 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:19,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:19,971 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:38:19,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:19,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:19,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:19,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 09:38:19,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:19,972 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:19,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:19,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:19,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:20,036 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:20,037 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:38:20,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,039 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:38:20,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:20,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 09:38:20,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,083 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 09:38:20,085 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:38:20,085 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:38:20,167 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:38:20,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,171 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:38:20,171 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:38:20,171 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:38:20,171 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:38:20,172 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:38:20,172 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,172 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:38:20,172 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:38:20,172 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2021-10-28 09:38:20,172 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:38:20,172 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:38:20,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:20,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:20,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:38:20,235 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:38:20,235 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:38:20,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,237 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,255 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:20,256 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:38:20,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:20,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-28 09:38:20,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-10-28 09:38:20,298 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,299 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-28 09:38:20,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:20,317 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:20,317 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:20,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,349 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,350 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-28 09:38:20,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:38:20,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:20,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:38:20,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-10-28 09:38:20,388 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 09:38:20,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,389 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-28 09:38:20,391 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 [2021-10-28 09:38:20,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,401 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:20,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:20,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,430 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-28 09:38:20,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,441 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,443 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:20,444 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:20,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,471 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,472 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-28 09:38:20,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,484 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,496 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:20,496 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:20,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,524 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 09:38:20,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,525 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-28 09:38:20,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,535 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:20,538 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:20,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:20,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-28 09:38:20,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,596 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-28 09:38:20,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:20,609 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:20,609 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:20,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-10-28 09:38:20,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,664 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-28 09:38:20,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:20,678 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:20,678 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:20,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,706 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 09:38:20,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,707 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-28 09:38:20,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,719 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,719 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:20,722 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:20,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:20,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,753 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-28 09:38:20,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,764 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:20,767 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:20,767 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:20,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,815 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-28 09:38:20,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:38:20,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:20,829 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:20,829 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:20,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,856 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 09:38:20,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,857 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-28 09:38:20,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:20,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:20,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,868 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,868 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:38:20,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:20,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,899 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-28 09:38:20,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:20,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:20,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,915 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:20,915 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:20,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,942 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-28 09:38:20,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:20,951 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:20,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:20,951 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 09:38:20,953 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 09:38:20,953 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 09:38:20,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:20,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:20,986 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 09:38:20,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:20,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:20,987 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:20,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-28 09:38:20,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:20,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:20,996 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:20,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:20,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:20,997 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:20,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:20,999 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:20,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:21,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-10-28 09:38:21,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,029 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-28 09:38:21,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,038 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:21,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:21,041 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:21,041 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:21,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,068 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-28 09:38:21,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,077 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 09:38:21,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:21,080 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:21,080 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:21,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,152 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 09:38:21,152 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,153 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,165 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:21,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,165 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:21,165 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:21,169 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-28 09:38:21,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:21,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-28 09:38:21,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,234 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-28 09:38:21,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,249 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,249 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:21,253 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:21,253 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:21,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,281 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-28 09:38:21,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 09:38:21,293 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 09:38:21,293 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 09:38:21,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,328 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 09:38:21,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,329 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-28 09:38:21,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:21,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:21,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,340 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:21,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:21,342 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 09:38:21,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:21,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-10-28 09:38:21,368 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,369 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-28 09:38:21,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,378 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:21,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:21,380 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:21,380 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:21,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,408 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-28 09:38:21,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,417 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 09:38:21,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 09:38:21,420 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:21,420 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:38:21,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,445 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 09:38:21,446 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,446 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-28 09:38:21,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,455 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:38:21,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,455 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:38:21,456 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:21,458 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 09:38:21,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:38:21,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-10-28 09:38:21,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,500 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-28 09:38:21,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,510 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,510 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:21,515 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:21,516 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:21,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-10-28 09:38:21,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:38:21,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:38:21,544 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:38:21,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-28 09:38:21,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:38:21,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 09:38:21,553 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 09:38:21,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:38:21,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:38:21,553 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 09:38:21,556 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 09:38:21,556 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 09:38:21,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:38:21,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-10-28 09:38:21,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:38:21,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:38:21,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:38:21,603 INFO L87 Difference]: Start difference. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:38:21,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:38:21,634 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2021-10-28 09:38:21,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:38:21,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2021-10-28 09:38:21,638 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 09:38:21,641 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2021-10-28 09:38:21,642 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-10-28 09:38:21,643 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2021-10-28 09:38:21,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2021-10-28 09:38:21,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:38:21,644 INFO L681 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 09:38:21,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2021-10-28 09:38:21,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2021-10-28 09:38:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:38:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2021-10-28 09:38:21,670 INFO L704 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 09:38:21,670 INFO L587 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-28 09:38:21,670 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:38:21,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2021-10-28 09:38:21,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-28 09:38:21,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:38:21,671 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:38:21,672 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 09:38:21,672 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 09:38:21,672 INFO L791 eck$LassoCheckResult]: Stem: 37#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 38#L10-1 [2021-10-28 09:38:21,672 INFO L793 eck$LassoCheckResult]: Loop: 38#L10-1 assume !!(0 != main_~i~0); 39#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 40#L11 assume main_~i~0 < 0;main_~i~0 := -5; 38#L10-1 [2021-10-28 09:38:21,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:21,673 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2021-10-28 09:38:21,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:21,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067331232] [2021-10-28 09:38:21,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:21,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,677 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,679 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:21,680 INFO L85 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2021-10-28 09:38:21,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:21,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864445759] [2021-10-28 09:38:21,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:21,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,685 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,689 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:21,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:38:21,690 INFO L85 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2021-10-28 09:38:21,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:38:21,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99525987] [2021-10-28 09:38:21,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:38:21,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:38:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,695 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:38:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:38:21,699 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:38:21,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:38:21 BoogieIcfgContainer [2021-10-28 09:38:21,749 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:38:21,750 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:38:21,750 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:38:21,750 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:38:21,751 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:38:13" (3/4) ... [2021-10-28 09:38:21,754 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-28 09:38:21,786 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:38:21,786 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:38:21,788 INFO L168 Benchmark]: Toolchain (without parser) took 9112.80 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 60.4 MB in the beginning and 40.0 MB in the end (delta: 20.3 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,788 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:21,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.13 ms. Allocated memory is still 94.4 MB. Free memory was 60.1 MB in the beginning and 71.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.43 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 70.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:38:21,790 INFO L168 Benchmark]: Boogie Preprocessor took 18.40 ms. Allocated memory is still 94.4 MB. Free memory was 70.4 MB in the beginning and 69.6 MB in the end (delta: 729.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,790 INFO L168 Benchmark]: RCFGBuilder took 284.17 ms. Allocated memory is still 94.4 MB. Free memory was 69.6 MB in the beginning and 61.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,791 INFO L168 Benchmark]: BuchiAutomizer took 8477.82 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 61.7 MB in the beginning and 42.1 MB in the end (delta: 19.6 MB). Peak memory consumption was 70.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,791 INFO L168 Benchmark]: Witness Printer took 36.06 ms. Allocated memory is still 142.6 MB. Free memory was 42.1 MB in the beginning and 40.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:38:21,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 248.13 ms. Allocated memory is still 94.4 MB. Free memory was 60.1 MB in the beginning and 71.7 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.43 ms. Allocated memory is still 94.4 MB. Free memory was 71.7 MB in the beginning and 70.4 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.40 ms. Allocated memory is still 94.4 MB. Free memory was 70.4 MB in the beginning and 69.6 MB in the end (delta: 729.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 284.17 ms. Allocated memory is still 94.4 MB. Free memory was 69.6 MB in the beginning and 61.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8477.82 ms. Allocated memory was 94.4 MB in the beginning and 142.6 MB in the end (delta: 48.2 MB). Free memory was 61.7 MB in the beginning and 42.1 MB in the end (delta: 19.6 MB). Peak memory consumption was 70.9 MB. Max. memory is 16.1 GB. * Witness Printer took 36.06 ms. Allocated memory is still 142.6 MB. Free memory was 42.1 MB in the beginning and 40.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 8.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax185 hnf100 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46da9560=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-28 09:38:21,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58ce79d8-6e29-449a-9707-fdc284677b29/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...