./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt --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 37080e652aca30a197dfeef0cd840e0e07570cf4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:21:30,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:21:30,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:21:31,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:21:31,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:21:31,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:21:31,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:21:31,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:21:31,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:21:31,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:21:31,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:21:31,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:21:31,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:21:31,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:21:31,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:21:31,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:21:31,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:21:31,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:21:31,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:21:31,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:21:31,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:21:31,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:21:31,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:21:31,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:21:31,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:21:31,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:21:31,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:21:31,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:21:31,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:21:31,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:21:31,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:21:31,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:21:31,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:21:31,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:21:31,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:21:31,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:21:31,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:21:31,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:21:31,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:21:31,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:21:31,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:21:31,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 01:21:31,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:21:31,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:21:31,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:21:31,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:21:31,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:21:31,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:21:31,182 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:21:31,183 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 01:21:31,183 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 01:21:31,183 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 01:21:31,184 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 01:21:31,185 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 01:21:31,185 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 01:21:31,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:21:31,186 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:21:31,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:21:31,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:21:31,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 01:21:31,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 01:21:31,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 01:21:31,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:21:31,187 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 01:21:31,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:21:31,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 01:21:31,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:21:31,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:21:31,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:21:31,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:21:31,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:21:31,192 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 01:21:31,192 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_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37080e652aca30a197dfeef0cd840e0e07570cf4 [2021-10-13 01:21:31,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:21:31,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:21:31,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:21:31,481 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:21:31,482 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:21:31,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-10-13 01:21:31,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/data/b44113214/a837f52adc404fcf9f5b60049ea318e5/FLAG5a58078e8 [2021-10-13 01:21:32,004 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:21:32,006 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-10-13 01:21:32,016 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/data/b44113214/a837f52adc404fcf9f5b60049ea318e5/FLAG5a58078e8 [2021-10-13 01:21:32,381 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/data/b44113214/a837f52adc404fcf9f5b60049ea318e5 [2021-10-13 01:21:32,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:21:32,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:21:32,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:21:32,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:21:32,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:21:32,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74723edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32, skipping insertion in model container [2021-10-13 01:21:32,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:21:32,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:21:32,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:21:32,543 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:21:32,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:21:32,598 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:21:32,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32 WrapperNode [2021-10-13 01:21:32,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:21:32,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:21:32,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:21:32,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:21:32,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:21:32,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:21:32,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:21:32,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:21:32,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:21:32,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:21:32,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:21:32,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:21:32,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (1/1) ... [2021-10-13 01:21:32,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:32,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:32,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:32,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 01:21:32,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:21:32,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:21:32,922 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:21:32,922 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 01:21:32,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:21:32 BoogieIcfgContainer [2021-10-13 01:21:32,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:21:32,927 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 01:21:32,927 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 01:21:32,931 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 01:21:32,933 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:21:32,933 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 01:21:32" (1/3) ... [2021-10-13 01:21:32,935 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@162ae46d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:21:32, skipping insertion in model container [2021-10-13 01:21:32,935 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:21:32,935 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:21:32" (2/3) ... [2021-10-13 01:21:32,936 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@162ae46d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:21:32, skipping insertion in model container [2021-10-13 01:21:32,936 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:21:32,936 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:21:32" (3/3) ... [2021-10-13 01:21:32,939 INFO L389 chiAutomizerObserver]: Analyzing ICFG NO_24.c [2021-10-13 01:21:33,003 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 01:21:33,003 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 01:21:33,004 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 01:21:33,004 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 01:21:33,004 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 01:21:33,004 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 01:21:33,004 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 01:21:33,004 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 01:21:33,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 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) [2021-10-13 01:21:33,042 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 01:21:33,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:21:33,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:21:33,048 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-13 01:21:33,048 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 01:21:33,049 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 01:21:33,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 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) [2021-10-13 01:21:33,050 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 01:21:33,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:21:33,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:21:33,051 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-13 01:21:33,051 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 01:21:33,058 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 7#L11-2true [2021-10-13 01:21:33,058 INFO L793 eck$LassoCheckResult]: Loop: 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-13 01:21:33,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:33,064 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-13 01:21:33,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:33,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995125600] [2021-10-13 01:21:33,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:33,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,145 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,164 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:33,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:33,167 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-10-13 01:21:33,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:33,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341805770] [2021-10-13 01:21:33,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:33,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,177 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:33,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:33,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-10-13 01:21:33,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:33,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729323336] [2021-10-13 01:21:33,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:33,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,195 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:33,202 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:33,284 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:21:33,284 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:21:33,285 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:21:33,285 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:21:33,285 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:21:33,285 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,285 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:21:33,285 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:21:33,286 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-13 01:21:33,286 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:21:33,286 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:21:33,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,470 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:21:33,471 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:21:33,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:33,480 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:33,485 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:33,485 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:33,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 01:21:33,519 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:21:33,519 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: [] [2021-10-13 01:21:33,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:33,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:33,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:33,574 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:33,574 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:33,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 01:21:33,607 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:21:33,607 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: [] [2021-10-13 01:21:33,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:33,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:33,648 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:33,653 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:33,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:33,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 01:21:33,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:33,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:33,723 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:33,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:21:33,729 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:33,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 01:21:33,887 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:21:33,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:33,894 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:21:33,895 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:21:33,895 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:21:33,895 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:21:33,895 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:21:33,895 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:33,895 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:21:33,896 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:21:33,896 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-13 01:21:33,896 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:21:33,896 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:21:33,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:33,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:34,020 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:21:34,025 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:21:34,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,035 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,042 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 [2021-10-13 01:21:34,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:34,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 01:21:34,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:34,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:34,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,126 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 01:21:34,133 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 [2021-10-13 01:21:34,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:34,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:34,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:34,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,199 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,206 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 [2021-10-13 01:21:34,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:34,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:34,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:21:34,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:34,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 01:21:34,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,275 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 01:21:34,283 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 [2021-10-13 01:21:34,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:34,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:34,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:34,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,360 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:21:34,360 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,361 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,368 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 [2021-10-13 01:21:34,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 01:21:34,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,378 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:34,389 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:34,389 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:34,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,439 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,440 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 01:21:34,442 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 [2021-10-13 01:21:34,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,449 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:34,454 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:34,454 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:34,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,538 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,540 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 01:21:34,542 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 [2021-10-13 01:21:34,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:34,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,550 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:34,550 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:21:34,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:34,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,579 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 01:21:34,584 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 [2021-10-13 01:21:34,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,592 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:34,604 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:34,604 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:34,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,660 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:21:34,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,663 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,671 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 [2021-10-13 01:21:34,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 01:21:34,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:34,685 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:34,685 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:34,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,734 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,735 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 01:21:34,741 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 [2021-10-13 01:21:34,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,749 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:34,754 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:34,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:34,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,831 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,838 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 [2021-10-13 01:21:34,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 01:21:34,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:34,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:34,850 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:34,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:34,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-10-13 01:21:34,884 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,885 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 01:21:34,889 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 [2021-10-13 01:21:34,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,898 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:34,905 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:34,905 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:34,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,947 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:21:34,947 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,948 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:34,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 01:21:34,950 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 [2021-10-13 01:21:34,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:34,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:34,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:34,958 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:34,962 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:34,963 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:34,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:34,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:34,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:34,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:34,997 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,023 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 [2021-10-13 01:21:35,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 01:21:35,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:35,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:35,047 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:35,047 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:35,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,099 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,100 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,123 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 [2021-10-13 01:21:35,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:35,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:35,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,134 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:35,137 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:21:35,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:35,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 01:21:35,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,191 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,198 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 [2021-10-13 01:21:35,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:35,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,222 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:35,230 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:35,230 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:35,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 01:21:35,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,295 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:21:35,296 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,297 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 01:21:35,300 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 [2021-10-13 01:21:35,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,308 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:35,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,308 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:35,311 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:35,311 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:35,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,367 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,371 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 01:21:35,373 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 [2021-10-13 01:21:35,380 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,380 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:35,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:35,386 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:35,386 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:35,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,438 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,443 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 [2021-10-13 01:21:35,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,452 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:35,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:35,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,453 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:35,454 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:21:35,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:35,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 01:21:35,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,511 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,513 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 [2021-10-13 01:21:35,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,522 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:35,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,523 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:35,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 01:21:35,540 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:35,541 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:35,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,596 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:21:35,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,597 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,599 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 [2021-10-13 01:21:35,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,609 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:35,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:35,613 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:35,614 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:35,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 01:21:35,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,676 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,678 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 [2021-10-13 01:21:35,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 01:21:35,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,687 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:35,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:35,691 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:35,691 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:35,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-13 01:21:35,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,740 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:35,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 01:21:35,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,750 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:35,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:35,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:35,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:35,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:35,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,819 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,823 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 [2021-10-13 01:21:35,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,833 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:35,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:35,840 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:35,841 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:35,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 01:21:35,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:35,902 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:21:35,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,903 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 01:21:35,905 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 [2021-10-13 01:21:35,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:35,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:35,920 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:35,920 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:35,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:35,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-13 01:21:35,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:35,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:35,966 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:35,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 01:21:35,967 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 [2021-10-13 01:21:35,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:35,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:35,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:35,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:35,975 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:35,980 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:35,980 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:36,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,047 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,049 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 [2021-10-13 01:21:36,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:36,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:36,061 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:21:36,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:36,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 01:21:36,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,089 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 01:21:36,090 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 [2021-10-13 01:21:36,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:36,109 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:36,109 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:36,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,159 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:21:36,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,160 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,162 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 [2021-10-13 01:21:36,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 01:21:36,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,169 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:36,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,170 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:36,172 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:36,172 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:36,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-13 01:21:36,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,201 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-13 01:21:36,204 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 [2021-10-13 01:21:36,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,211 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:36,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,212 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:36,213 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:36,214 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:36,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,238 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-13 01:21:36,240 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 [2021-10-13 01:21:36,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:36,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:36,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:36,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:36,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:36,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-13 01:21:36,270 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,271 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-13 01:21:36,277 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 [2021-10-13 01:21:36,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:36,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,284 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:36,290 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:36,290 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:36,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,354 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:21:36,354 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,355 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-13 01:21:36,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:36,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,370 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:36,374 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:36,374 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:36,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,431 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,439 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 [2021-10-13 01:21:36,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,448 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,449 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:36,453 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:36,453 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:36,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-13 01:21:36,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,508 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:36,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,524 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:36,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,524 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:36,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:36,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:36,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-13 01:21:36,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:36,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,576 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,578 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 [2021-10-13 01:21:36,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:36,588 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:36,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:36,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:36,588 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:36,600 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:36,601 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:36,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-13 01:21:36,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:36,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-13 01:21:36,677 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-13 01:21:36,677 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-13 01:21:36,678 INFO L793 eck$LassoCheckResult]: Loop: 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-13 01:21:36,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:36,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-10-13 01:21:36,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:36,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801009028] [2021-10-13 01:21:36,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:36,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,685 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,691 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:36,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:36,692 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-10-13 01:21:36,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:36,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984267657] [2021-10-13 01:21:36,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:36,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,696 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,700 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:36,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:21:36,701 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-10-13 01:21:36,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:21:36,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148295370] [2021-10-13 01:21:36,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:21:36,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:21:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,709 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:21:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:21:36,716 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:21:36,787 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:21:36,787 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:21:36,787 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:21:36,787 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:21:36,787 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:21:36,787 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,787 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:21:36,788 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:21:36,788 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-13 01:21:36,788 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:21:36,788 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:21:36,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:36,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:36,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:36,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:36,883 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:21:36,883 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:21:36,883 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:36,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:36,898 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:36,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-13 01:21:36,961 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:36,961 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:36,998 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:21:36,998 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: [] [2021-10-13 01:21:37,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,030 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:37,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:37,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-13 01:21:37,063 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:21:37,063 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: [] [2021-10-13 01:21:37,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,099 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:21:37,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:37,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-13 01:21:37,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,159 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:21:37,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:21:37,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-13 01:21:37,301 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:21:37,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,303 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:21:37,303 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:21:37,303 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:21:37,304 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:21:37,304 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:21:37,304 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,304 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:21:37,304 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:21:37,304 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-13 01:21:37,304 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:21:37,304 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:21:37,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:37,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:37,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:37,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:21:37,381 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:21:37,382 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:21:37,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,383 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:37,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:37,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-13 01:21:37,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:37,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:37,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,433 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,434 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-13 01:21:37,435 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 [2021-10-13 01:21:37,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:37,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:37,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:21:37,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:37,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-13 01:21:37,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,472 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-13 01:21:37,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:37,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:37,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:37,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:37,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,546 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,547 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-13 01:21:37,555 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 [2021-10-13 01:21:37,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:21:37,565 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:37,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:21:37,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,620 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:21:37,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,622 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,631 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 [2021-10-13 01:21:37,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:37,643 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:37,643 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:37,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-13 01:21:37,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,694 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,695 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-13 01:21:37,697 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 [2021-10-13 01:21:37,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:37,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,704 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:37,705 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:21:37,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:37,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,726 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-13 01:21:37,728 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 [2021-10-13 01:21:37,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:37,738 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:37,738 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:37,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,772 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,773 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-13 01:21:37,774 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 [2021-10-13 01:21:37,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:37,787 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:37,787 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:37,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,850 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:21:37,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,851 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-13 01:21:37,852 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 [2021-10-13 01:21:37,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:37,863 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:37,863 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:37,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-13 01:21:37,910 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,911 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,919 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 [2021-10-13 01:21:37,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:37,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:37,929 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:37,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:37,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-13 01:21:37,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:37,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:37,983 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:37,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:37,984 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:37,986 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 [2021-10-13 01:21:37,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-13 01:21:37,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:37,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:37,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:37,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:37,998 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:37,998 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:38,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,051 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,052 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,054 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 [2021-10-13 01:21:38,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:38,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:38,069 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:38,070 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:38,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-13 01:21:38,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,123 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:21:38,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,123 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-13 01:21:38,125 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 [2021-10-13 01:21:38,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:38,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,137 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,139 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:38,139 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:38,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-13 01:21:38,173 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,174 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-13 01:21:38,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:38,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:38,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:38,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,183 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,186 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:21:38,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:38,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-13 01:21:38,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,214 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-13 01:21:38,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:38,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:38,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,223 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,225 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:38,226 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:38,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,266 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-13 01:21:38,269 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 [2021-10-13 01:21:38,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:21:38,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,285 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,297 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:38,297 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:38,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-13 01:21:38,348 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:21:38,348 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,350 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,355 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 [2021-10-13 01:21:38,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:38,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:38,367 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:38,367 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:38,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-13 01:21:38,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,427 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,428 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,430 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 [2021-10-13 01:21:38,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,439 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:38,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:38,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,440 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:38,441 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:21:38,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:38,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-13 01:21:38,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,488 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,490 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 [2021-10-13 01:21:38,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,499 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:38,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,499 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:38,501 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:38,501 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:38,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-13 01:21:38,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,547 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,548 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,551 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 [2021-10-13 01:21:38,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,561 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:38,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,561 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:21:38,565 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:21:38,565 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:21:38,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-13 01:21:38,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,624 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:21:38,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,625 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,627 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 [2021-10-13 01:21:38,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,636 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:38,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,637 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:38,639 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:38,640 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:38,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-13 01:21:38,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,688 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,690 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 [2021-10-13 01:21:38,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,699 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:38,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:38,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:38,700 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:38,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:38,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-13 01:21:38,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,747 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,749 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 [2021-10-13 01:21:38,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,758 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:38,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:38,761 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:38,761 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:38,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-13 01:21:38,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,826 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,828 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 [2021-10-13 01:21:38,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,838 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:21:38,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:38,845 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:38,846 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:38,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-13 01:21:38,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,902 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:21:38,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,903 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:21:38,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,916 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:38,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,917 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,921 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:38,921 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:38,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-13 01:21:38,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:38,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:38,970 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:38,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:38,972 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:38,973 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 [2021-10-13 01:21:38,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:38,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:38,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:38,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:38,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:38,984 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:38,986 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:21:38,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:38,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-13 01:21:38,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-13 01:21:39,021 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,022 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-13 01:21:39,024 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 [2021-10-13 01:21:39,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,034 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:39,038 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:39,038 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:39,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,088 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,099 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 [2021-10-13 01:21:39,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,109 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,109 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:21:39,118 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:21:39,118 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:21:39,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-13 01:21:39,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,181 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:21:39,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,182 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,184 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 [2021-10-13 01:21:39,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,194 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:39,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:39,197 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:39,197 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:39,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-13 01:21:39,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,248 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,250 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 [2021-10-13 01:21:39,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,259 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:39,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:39,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:39,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:21:39,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:39,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-13 01:21:39,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,309 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,311 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,312 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 [2021-10-13 01:21:39,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,322 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:39,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:39,325 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:39,325 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:39,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-13 01:21:39,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,368 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,369 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-13 01:21:39,370 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 [2021-10-13 01:21:39,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,377 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:21:39,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:21:39,387 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:21:39,387 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:21:39,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-10-13 01:21:39,424 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:21:39,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,424 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-13 01:21:39,426 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 [2021-10-13 01:21:39,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,433 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,433 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:39,437 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:39,437 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:39,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-13 01:21:39,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,465 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-13 01:21:39,466 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 [2021-10-13 01:21:39,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,474 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:21:39,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,474 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:39,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:21:39,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:21:39,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,513 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-13 01:21:39,517 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 [2021-10-13 01:21:39,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,525 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,526 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:39,529 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:39,529 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:39,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-13 01:21:39,578 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:21:39,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:21:39,579 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:21:39,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-13 01:21:39,593 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 [2021-10-13 01:21:39,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:21:39,601 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:21:39,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:21:39,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:21:39,601 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:21:39,609 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:21:39,609 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:21:39,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:21:39,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-13 01:21:39,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 01:21:39 BoogieIcfgContainer [2021-10-13 01:21:39,689 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 01:21:39,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:21:39,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:21:39,690 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:21:39,690 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:21:32" (3/4) ... [2021-10-13 01:21:39,693 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 01:21:39,693 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:21:39,695 INFO L168 Benchmark]: Toolchain (without parser) took 7308.90 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 59.0 MB in the beginning and 74.4 MB in the end (delta: -15.4 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:39,695 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory was 65.3 MB in the beginning and 65.2 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:21:39,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.61 ms. Allocated memory is still 94.4 MB. Free memory was 58.8 MB in the beginning and 71.1 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:39,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.47 ms. Allocated memory is still 94.4 MB. Free memory was 71.1 MB in the beginning and 69.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:21:39,696 INFO L168 Benchmark]: Boogie Preprocessor took 19.10 ms. Allocated memory is still 94.4 MB. Free memory was 69.7 MB in the beginning and 69.2 MB in the end (delta: 486.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:21:39,697 INFO L168 Benchmark]: RCFGBuilder took 267.67 ms. Allocated memory is still 94.4 MB. Free memory was 68.9 MB in the beginning and 61.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:39,697 INFO L168 Benchmark]: BuchiAutomizer took 6761.58 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 60.9 MB in the beginning and 74.4 MB in the end (delta: -13.5 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:21:39,697 INFO L168 Benchmark]: Witness Printer took 4.00 ms. Allocated memory is still 144.7 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:21:39,699 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 65.3 MB in the beginning and 65.2 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 213.61 ms. Allocated memory is still 94.4 MB. Free memory was 58.8 MB in the beginning and 71.1 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.47 ms. Allocated memory is still 94.4 MB. Free memory was 71.1 MB in the beginning and 69.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.10 ms. Allocated memory is still 94.4 MB. Free memory was 69.7 MB in the beginning and 69.2 MB in the end (delta: 486.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 267.67 ms. Allocated memory is still 94.4 MB. Free memory was 68.9 MB in the beginning and 61.3 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6761.58 ms. Allocated memory was 94.4 MB in the beginning and 144.7 MB in the end (delta: 50.3 MB). Free memory was 60.9 MB in the beginning and 74.4 MB in the end (delta: -13.5 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. * Witness Printer took 4.00 ms. Allocated memory is still 144.7 MB. Free memory is still 74.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax163 hnf100 lsp61 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq184 hnf88 smp100 dnf100 smp100 tf100 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 21ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-10-13 01:21:39,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2e7628e-9870-4c60-9184-1dc18a38bf13/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...