./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/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: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:55:17,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:55:17,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:55:17,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:55:17,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:55:17,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:55:17,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:55:17,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:55:17,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:55:17,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:55:17,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:55:17,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:55:17,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:55:17,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:55:17,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:55:17,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:55:17,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:55:17,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:55:17,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:55:17,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:55:17,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:55:17,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:55:17,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:55:17,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:55:17,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:55:17,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:55:17,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:55:17,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:55:17,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:55:17,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:55:17,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:55:17,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:55:17,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:55:17,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:55:17,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:55:17,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:55:17,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:55:17,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:55:17,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:55:17,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:55:17,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:55:17,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 09:55:17,766 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:55:17,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:55:17,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:55:17,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:55:17,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:55:17,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:55:17,770 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:55:17,770 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:55:17,771 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:55:17,771 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:55:17,772 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:55:17,772 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:55:17,773 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:55:17,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:55:17,773 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:55:17,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:55:17,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:55:17,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:55:17,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:55:17,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:55:17,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:55:17,775 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:55:17,775 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:55:17,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:55:17,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:55:17,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:55:17,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:55:17,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:55:17,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:55:17,779 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:55:17,779 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_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2021-10-28 09:55:18,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:55:18,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:55:18,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:55:18,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:55:18,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:55:18,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-10-28 09:55:18,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/data/908d90aac/5c9498a659464df1a8c9b9edef3443dc/FLAGad7edf986 [2021-10-28 09:55:18,692 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:55:18,693 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-10-28 09:55:18,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/data/908d90aac/5c9498a659464df1a8c9b9edef3443dc/FLAGad7edf986 [2021-10-28 09:55:19,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/data/908d90aac/5c9498a659464df1a8c9b9edef3443dc [2021-10-28 09:55:19,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:55:19,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:55:19,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:55:19,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:55:19,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:55:19,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d4b2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19, skipping insertion in model container [2021-10-28 09:55:19,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:55:19,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:55:19,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:55:19,402 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:55:19,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:55:19,503 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:55:19,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19 WrapperNode [2021-10-28 09:55:19,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:55:19,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:55:19,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:55:19,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:55:19,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:55:19,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:55:19,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:55:19,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:55:19,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:55:19,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:55:19,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:55:19,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:55:19,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (1/1) ... [2021-10-28 09:55:19,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:19,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:19,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:19,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:55:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:55:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:55:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:55:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:55:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:55:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:55:20,003 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:55:20,011 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 09:55:20,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:55:20 BoogieIcfgContainer [2021-10-28 09:55:20,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:55:20,014 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:55:20,015 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:55:20,018 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:55:20,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:55:20,020 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:55:19" (1/3) ... [2021-10-28 09:55:20,021 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@148658f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:55:20, skipping insertion in model container [2021-10-28 09:55:20,022 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:55:20,022 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:55:19" (2/3) ... [2021-10-28 09:55:20,022 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@148658f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:55:20, skipping insertion in model container [2021-10-28 09:55:20,023 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:55:20,023 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:55:20" (3/3) ... [2021-10-28 09:55:20,024 INFO L389 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2021-10-28 09:55:20,098 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:55:20,111 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:55:20,111 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:55:20,111 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:55:20,111 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:55:20,111 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:55:20,112 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:55:20,112 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:55:20,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:20,158 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:20,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:20,159 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:20,165 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:20,165 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 09:55:20,165 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:55:20,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:20,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:20,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:20,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:20,168 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:20,168 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 09:55:20,175 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 10#L553true assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 6#L553-2true call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 16#L554true assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 7#L555-2true [2021-10-28 09:55:20,176 INFO L793 eck$LassoCheckResult]: Loop: 7#L555-2true call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 11#L555true assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 14#L557-3true assume !true; 9#L557-4true call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 7#L555-2true [2021-10-28 09:55:20,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,182 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2021-10-28 09:55:20,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572555343] [2021-10-28 09:55:20,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,353 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,403 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:20,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2021-10-28 09:55:20,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205636848] [2021-10-28 09:55:20,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:20,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:20,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205636848] [2021-10-28 09:55:20,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205636848] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:55:20,483 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:55:20,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:55:20,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222644142] [2021-10-28 09:55:20,502 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:55:20,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:20,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:55:20,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:55:20,526 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:20,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:20,532 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2021-10-28 09:55:20,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:55:20,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-10-28 09:55:20,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:20,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2021-10-28 09:55:20,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-10-28 09:55:20,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-28 09:55:20,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-10-28 09:55:20,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:55:20,545 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 09:55:20,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-10-28 09:55:20,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-10-28 09:55:20,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-10-28 09:55:20,575 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 09:55:20,575 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 09:55:20,575 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:55:20,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-10-28 09:55:20,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:20,577 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:20,577 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:20,578 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:20,578 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:20,579 INFO L791 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 43#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 38#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 39#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 44#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 45#L555-2 [2021-10-28 09:55:20,579 INFO L793 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 40#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 41#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 46#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 47#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 45#L555-2 [2021-10-28 09:55:20,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,581 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2021-10-28 09:55:20,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196609034] [2021-10-28 09:55:20,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,631 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,696 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:20,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,699 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2021-10-28 09:55:20,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615881714] [2021-10-28 09:55:20,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,717 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,757 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:20,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:20,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2021-10-28 09:55:20,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:20,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278721351] [2021-10-28 09:55:20,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:20,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,802 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:20,832 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:21,932 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:21,933 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:21,938 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:21,938 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:21,938 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:21,939 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:21,939 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:21,939 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:21,939 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2021-10-28 09:55:21,939 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:21,939 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:21,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:21,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:22,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:23,004 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:23,009 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:23,011 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,012 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:55:23,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-28 09:55:23,075 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,076 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:55:23,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-28 09:55:23,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,118 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:55:23,123 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 [2021-10-28 09:55:23,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:55:23,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,219 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:55:23,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,277 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:55:23,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:55:23,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,433 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:55:23,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-28 09:55:23,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,500 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:55:23,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,559 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:55:23,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,611 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,612 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:55:23,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,646 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:55:23,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,700 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:55:23,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:23,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:23,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:23,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,738 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:55:23,742 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 [2021-10-28 09:55:23,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,816 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,828 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 [2021-10-28 09:55:23,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:55:23,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:23,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:23,893 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,894 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:23,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:23,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:23,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:23,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:23,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:23,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:23,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:23,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:55:23,941 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:23,964 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 09:55:23,964 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-10-28 09:55:23,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:23,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:23,977 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:24,009 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:24,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:55:24,070 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:55:24,070 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:24,070 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1 Supporting invariants [] [2021-10-28 09:55:24,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:24,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:24,274 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:55:24,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:24,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:55:24,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:24,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:24,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 09:55:24,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:24,540 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-10-28 09:55:24,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-10-28 09:55:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:24,799 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-10-28 09:55:24,800 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:24,924 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 38 transitions. Complement of second has 14 states. [2021-10-28 09:55:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 09:55:24,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-10-28 09:55:24,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:24,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-10-28 09:55:24,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:24,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-10-28 09:55:24,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:24,929 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2021-10-28 09:55:24,931 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-28 09:55:24,932 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 27 states and 34 transitions. [2021-10-28 09:55:24,932 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-10-28 09:55:24,932 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-10-28 09:55:24,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2021-10-28 09:55:24,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:24,933 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-10-28 09:55:24,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2021-10-28 09:55:24,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 19. [2021-10-28 09:55:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-10-28 09:55:24,936 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 09:55:24,936 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 09:55:24,936 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:55:24,936 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-10-28 09:55:24,937 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:24,937 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:24,937 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:24,937 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:24,937 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:24,937 INFO L791 eck$LassoCheckResult]: Stem: 254#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 255#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 248#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 249#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 256#L554 assume gcd_#t~mem7 < 0;havoc gcd_#t~mem7;call gcd_#t~mem8 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(-gcd_#t~mem8, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem8; 257#L555-2 [2021-10-28 09:55:24,938 INFO L793 eck$LassoCheckResult]: Loop: 257#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 250#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 251#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 260#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 264#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 257#L555-2 [2021-10-28 09:55:24,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:24,938 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2021-10-28 09:55:24,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:24,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926475085] [2021-10-28 09:55:24,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:24,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:24,954 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:24,971 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:24,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:24,971 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2021-10-28 09:55:24,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:24,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666357193] [2021-10-28 09:55:24,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:24,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:24,986 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:24,995 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:24,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:24,996 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2021-10-28 09:55:24,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:24,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597487186] [2021-10-28 09:55:24,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:25,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:25,036 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:25,087 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:25,990 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:25,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:25,991 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:25,991 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:25,991 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:25,991 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:25,991 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:25,991 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:25,991 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2021-10-28 09:55:25,991 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:25,991 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:25,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:26,946 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:26,946 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:26,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:26,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:26,950 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:26,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:26,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:26,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:26,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:26,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:26,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:26,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:26,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:26,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:55:26,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,004 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,006 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:55:27,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,073 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:55:27,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,132 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:55:27,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,162 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,163 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:55:27,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 09:55:27,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,220 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:55:27,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 09:55:27,255 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,256 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:55:27,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,324 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,326 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:55:27,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-28 09:55:27,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,384 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:55:27,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,400 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,453 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,454 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:55:27,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-28 09:55:27,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,513 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:55:27,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,571 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 09:55:27,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,631 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 09:55:27,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,692 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 09:55:27,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,758 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 09:55:27,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,822 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:27,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:27,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:27,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 09:55:27,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,890 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 09:55:27,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:27,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:27,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:27,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:27,966 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:27,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:27,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:27,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:27,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:27,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:27,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:27,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:27,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 09:55:28,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,041 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,045 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,049 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 [2021-10-28 09:55:28,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 09:55:28,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,109 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,111 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:28,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 09:55:28,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,183 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:28,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 09:55:28,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,250 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 09:55:28,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:28,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,276 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,343 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:28,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 09:55:28,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:28,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:28,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,405 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:28,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:28,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:28,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:28,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:28,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:28,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:28,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 09:55:28,443 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:28,461 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 09:55:28,461 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-10-28 09:55:28,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:28,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:28,462 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:28,464 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:28,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 09:55:28,493 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:55:28,493 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:28,494 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2 Supporting invariants [] [2021-10-28 09:55:28,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-10-28 09:55:28,616 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:55:28,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:28,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 09:55:28,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:28,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:28,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 09:55:28,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:28,786 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-10-28 09:55:28,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-10-28 09:55:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:28,993 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-10-28 09:55:28,993 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:29,101 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 14 states. [2021-10-28 09:55:29,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 09:55:29,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-10-28 09:55:29,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:29,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-10-28 09:55:29,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:29,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-10-28 09:55:29,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:29,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2021-10-28 09:55:29,105 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-28 09:55:29,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 36 states and 45 transitions. [2021-10-28 09:55:29,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 09:55:29,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-10-28 09:55:29,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2021-10-28 09:55:29,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:29,107 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2021-10-28 09:55:29,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2021-10-28 09:55:29,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 19. [2021-10-28 09:55:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-10-28 09:55:29,110 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 09:55:29,110 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 09:55:29,110 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:55:29,110 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-10-28 09:55:29,111 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:29,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:29,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:29,111 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:29,111 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:55:29,112 INFO L791 eck$LassoCheckResult]: Stem: 482#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 483#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 480#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 481#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 484#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 493#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 487#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 494#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 490#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-10-28 09:55:29,112 INFO L793 eck$LassoCheckResult]: Loop: 477#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 488#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-10-28 09:55:29,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:29,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2021-10-28 09:55:29,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:29,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502215293] [2021-10-28 09:55:29,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:29,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,141 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:29,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:29,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2021-10-28 09:55:29,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:29,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893072814] [2021-10-28 09:55:29,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:29,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,193 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,202 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:29,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:29,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634248, now seen corresponding path program 2 times [2021-10-28 09:55:29,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:29,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118279405] [2021-10-28 09:55:29,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:29,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:29,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,241 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:29,281 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:30,451 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:30,452 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:30,452 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:30,452 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:30,452 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:30,452 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:30,452 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:30,452 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:30,452 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2021-10-28 09:55:30,452 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:30,452 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:30,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:30,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:31,236 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:31,237 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:31,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,257 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 09:55:31,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,331 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 09:55:31,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,397 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,398 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 09:55:31,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-28 09:55:31,428 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,428 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 09:55:31,430 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 [2021-10-28 09:55:31,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 09:55:31,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,458 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 09:55:31,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,487 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 09:55:31,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-28 09:55:31,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,523 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 09:55:31,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,553 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 09:55:31,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-28 09:55:31,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,595 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 09:55:31,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,633 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,633 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 09:55:31,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-28 09:55:31,662 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,663 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 09:55:31,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-28 09:55:31,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,692 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 09:55:31,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:31,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:31,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:31,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,725 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 09:55:31,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-28 09:55:31,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,756 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 09:55:31,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-28 09:55:31,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,804 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 09:55:31,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-28 09:55:31,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,849 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 09:55:31,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-28 09:55:31,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,881 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 09:55:31,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-28 09:55:31,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,914 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 09:55:31,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:31,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:31,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:31,950 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:31,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:31,951 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:31,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 09:55:31,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:31,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:31,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:31,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:31,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:31,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:31,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:32,005 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:32,027 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 09:55:32,027 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 09:55:32,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:32,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:32,032 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:32,034 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:32,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 09:55:32,042 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-28 09:55:32,042 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:32,042 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 - 1 >= 0] [2021-10-28 09:55:32,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:32,130 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:55:32,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:32,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:55:32,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:32,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:32,217 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 09:55:32,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2021-10-28 09:55:32,322 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-10-28 09:55:32,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 25 [2021-10-28 09:55:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:32,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:55:32,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:32,429 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-10-28 09:55:32,429 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:32,502 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 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) Result 25 states and 32 transitions. Complement of second has 10 states. [2021-10-28 09:55:32,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 16 transitions. [2021-10-28 09:55:32,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 09:55:32,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:32,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-28 09:55:32,513 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:32,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-28 09:55:32,513 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:32,513 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2021-10-28 09:55:32,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:32,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 24 states and 31 transitions. [2021-10-28 09:55:32,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:55:32,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-28 09:55:32,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2021-10-28 09:55:32,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:32,516 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 31 transitions. [2021-10-28 09:55:32,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2021-10-28 09:55:32,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2021-10-28 09:55:32,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2021-10-28 09:55:32,518 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-10-28 09:55:32,518 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-10-28 09:55:32,518 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 09:55:32,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2021-10-28 09:55:32,519 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:55:32,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:32,519 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:32,520 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:32,520 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 09:55:32,520 INFO L791 eck$LassoCheckResult]: Stem: 692#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 693#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 686#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 687#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 694#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 705#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 697#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 708#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 707#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 706#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 700#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-10-28 09:55:32,520 INFO L793 eck$LassoCheckResult]: Loop: 701#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 695#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 688#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 689#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 698#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-10-28 09:55:32,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:32,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 1 times [2021-10-28 09:55:32,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:32,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089032298] [2021-10-28 09:55:32,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:32,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:32,536 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:32,552 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:32,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:32,553 INFO L85 PathProgramCache]: Analyzing trace with hash 64312973, now seen corresponding path program 3 times [2021-10-28 09:55:32,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:32,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779047842] [2021-10-28 09:55:32,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:32,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:32,559 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:32,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:32,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:32,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1038603336, now seen corresponding path program 1 times [2021-10-28 09:55:32,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:32,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574539232] [2021-10-28 09:55:32,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:32,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:32,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:32,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:32,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 09:55:32,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:55:32,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574539232] [2021-10-28 09:55:32,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574539232] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:32,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114227801] [2021-10-28 09:55:32,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:32,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:55:32,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:32,942 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:55:32,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2021-10-28 09:55:33,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:33,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-28 09:55:33,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:33,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:33,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 09:55:33,268 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:55:33,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 41 [2021-10-28 09:55:33,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:33,540 INFO L354 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2021-10-28 09:55:33,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 46 [2021-10-28 09:55:33,786 INFO L354 Elim1Store]: treesize reduction 28, result has 30.0 percent of original size [2021-10-28 09:55:33,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 35 [2021-10-28 09:55:33,899 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-10-28 09:55:33,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 28 [2021-10-28 09:55:33,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:33,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114227801] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:55:33,929 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:55:33,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2021-10-28 09:55:33,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38401168] [2021-10-28 09:55:34,066 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:55:34,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-28 09:55:34,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2021-10-28 09:55:34,068 INFO L87 Difference]: Start difference. First operand 23 states and 30 transitions. cyclomatic complexity: 10 Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:35,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:55:35,964 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2021-10-28 09:55:35,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-28 09:55:35,964 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2021-10-28 09:55:35,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2021-10-28 09:55:35,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 41 states and 50 transitions. [2021-10-28 09:55:35,968 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-10-28 09:55:35,969 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-10-28 09:55:35,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 50 transitions. [2021-10-28 09:55:35,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:35,969 INFO L681 BuchiCegarLoop]: Abstraction has 41 states and 50 transitions. [2021-10-28 09:55:35,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 50 transitions. [2021-10-28 09:55:35,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 25. [2021-10-28 09:55:35,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2021-10-28 09:55:35,973 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-28 09:55:35,973 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-28 09:55:35,973 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-28 09:55:35,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2021-10-28 09:55:35,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 09:55:35,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:35,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:35,975 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:35,975 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 09:55:35,975 INFO L791 eck$LassoCheckResult]: Stem: 866#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 867#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 864#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 865#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 868#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 878#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 870#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 881#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 880#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 879#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 874#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-10-28 09:55:35,975 INFO L793 eck$LassoCheckResult]: Loop: 876#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 877#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 862#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 863#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 886#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 871#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 872#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-10-28 09:55:35,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:35,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 2 times [2021-10-28 09:55:35,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:35,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345117016] [2021-10-28 09:55:35,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:35,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:35,989 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:36,004 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:36,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:36,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 1 times [2021-10-28 09:55:36,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:36,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258878746] [2021-10-28 09:55:36,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:36,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:36,014 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:36,025 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:36,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:36,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1665390371, now seen corresponding path program 2 times [2021-10-28 09:55:36,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:36,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770063869] [2021-10-28 09:55:36,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:36,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:36,056 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:36,108 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:37,284 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:37,284 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:37,284 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:37,284 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:37,284 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:37,284 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:37,284 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:37,284 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:37,284 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration6_Lasso [2021-10-28 09:55:37,285 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:37,285 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:37,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:37,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:38,069 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:38,069 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:38,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,072 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 09:55:38,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,105 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 09:55:38,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:38,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:38,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,139 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 09:55:38,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-28 09:55:38,170 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,170 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 09:55:38,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-28 09:55:38,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,201 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 09:55:38,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,231 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,232 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 09:55:38,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:38,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:38,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-28 09:55:38,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,294 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 09:55:38,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,383 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 09:55:38,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,439 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,442 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 [2021-10-28 09:55:38,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 09:55:38,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,502 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,503 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 09:55:38,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-10-28 09:55:38,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,551 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 09:55:38,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,581 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 09:55:38,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:38,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:38,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-28 09:55:38,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,614 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 09:55:38,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,643 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 09:55:38,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-28 09:55:38,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,692 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 09:55:38,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-28 09:55:38,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,722 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 09:55:38,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-28 09:55:38,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,751 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 09:55:38,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,782 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 09:55:38,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-10-28 09:55:38,812 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,813 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 09:55:38,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-28 09:55:38,844 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,844 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 09:55:38,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:38,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:38,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:38,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,874 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,875 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 09:55:38,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:38,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:38,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:38,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,908 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-28 09:55:38,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:38,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:38,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:38,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:38,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:38,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:38,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:38,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:38,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-10-28 09:55:38,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:38,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:38,973 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:38,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-28 09:55:38,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:39,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,041 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-28 09:55:39,042 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 [2021-10-28 09:55:39,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:39,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,077 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-28 09:55:39,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-10-28 09:55:39,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,117 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-28 09:55:39,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-10-28 09:55:39,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,150 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-28 09:55:39,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-10-28 09:55:39,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,190 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-28 09:55:39,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:39,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:39,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,225 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-28 09:55:39,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:39,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:39,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:39,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:39,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:39,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:39,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:39,250 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:39,282 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2021-10-28 09:55:39,282 INFO L444 ModelExtractionUtils]: 12 out of 31 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-28 09:55:39,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:39,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:39,284 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:39,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-28 09:55:39,285 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:39,294 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:55:39,294 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:39,294 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4 Supporting invariants [] [2021-10-28 09:55:39,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:39,379 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:55:39,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:39,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:55:39,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:39,460 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-28 09:55:39,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 09:55:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:39,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:55:39,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:39,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:39,606 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 09:55:39,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 09:55:39,750 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 09:55:39,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 09:55:39,856 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:55:39,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 09:55:40,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:40,501 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-28 09:55:40,501 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:40,638 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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) Result 55 states and 65 transitions. Complement of second has 14 states. [2021-10-28 09:55:40,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 19 transitions. [2021-10-28 09:55:40,639 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 7 letters. [2021-10-28 09:55:40,639 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:40,640 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 18 letters. Loop has 7 letters. [2021-10-28 09:55:40,640 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:40,640 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 14 letters. [2021-10-28 09:55:40,640 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:40,641 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 65 transitions. [2021-10-28 09:55:40,642 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 09:55:40,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 53 states and 63 transitions. [2021-10-28 09:55:40,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-10-28 09:55:40,643 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-10-28 09:55:40,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 63 transitions. [2021-10-28 09:55:40,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:40,644 INFO L681 BuchiCegarLoop]: Abstraction has 53 states and 63 transitions. [2021-10-28 09:55:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states and 63 transitions. [2021-10-28 09:55:40,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 44. [2021-10-28 09:55:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 43 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2021-10-28 09:55:40,648 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-10-28 09:55:40,648 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-10-28 09:55:40,648 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-28 09:55:40,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 54 transitions. [2021-10-28 09:55:40,649 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 09:55:40,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:40,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:40,650 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:40,650 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 09:55:40,650 INFO L791 eck$LassoCheckResult]: Stem: 1143#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1144#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1137#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1138#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1145#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1158#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1174#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1173#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1170#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1171#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1151#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1180#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1157#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1179#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1178#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1153#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1140#L557-3 [2021-10-28 09:55:40,650 INFO L793 eck$LassoCheckResult]: Loop: 1140#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1149#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1167#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1168#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1154#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1155#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1139#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1140#L557-3 [2021-10-28 09:55:40,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:40,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1038603334, now seen corresponding path program 3 times [2021-10-28 09:55:40,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:40,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681463357] [2021-10-28 09:55:40,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:40,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,668 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,687 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:40,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:40,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1583190302, now seen corresponding path program 2 times [2021-10-28 09:55:40,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:40,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803178038] [2021-10-28 09:55:40,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:40,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,696 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,704 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:40,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:40,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1194503927, now seen corresponding path program 4 times [2021-10-28 09:55:40,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:40,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189991847] [2021-10-28 09:55:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:40,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,731 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:40,758 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:43,736 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:43,736 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:43,736 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:43,736 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:43,737 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:43,737 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:43,737 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:43,737 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:43,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration7_Lasso [2021-10-28 09:55:43,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:43,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:43,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:43,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:44,779 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:44,779 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:44,780 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,780 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-28 09:55:44,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:44,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:44,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:44,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:44,810 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,811 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-28 09:55:44,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:44,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:44,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:44,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:44,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,841 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-28 09:55:44,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:44,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:44,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-10-28 09:55:44,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,873 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-28 09:55:44,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:44,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:44,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:44,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-10-28 09:55:44,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,903 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-28 09:55:44,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:44,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:44,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:44,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-10-28 09:55:44,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,933 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-28 09:55:44,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:44,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:44,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-10-28 09:55:44,963 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,964 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-28 09:55:44,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:44,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:44,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:44,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:44,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:44,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:44,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:44,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:44,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-10-28 09:55:44,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:44,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:44,996 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:44,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-28 09:55:44,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-28 09:55:45,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,025 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-28 09:55:45,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,054 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-28 09:55:45,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-28 09:55:45,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,083 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-28 09:55:45,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,127 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-28 09:55:45,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,229 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-28 09:55:45,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,294 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-28 09:55:45,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-10-28 09:55:45,324 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,325 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-28 09:55:45,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,357 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,357 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-28 09:55:45,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-10-28 09:55:45,387 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,387 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-28 09:55:45,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,418 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-28 09:55:45,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-10-28 09:55:45,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,448 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-10-28 09:55:45,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,483 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-10-28 09:55:45,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,512 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-10-28 09:55:45,514 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 [2021-10-28 09:55:45,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,543 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-10-28 09:55:45,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,574 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-10-28 09:55:45,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:45,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:45,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:45,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-10-28 09:55:45,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,609 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-10-28 09:55:45,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,618 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,640 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-10-28 09:55:45,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-10-28 09:55:45,672 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,673 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-10-28 09:55:45,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:45,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,705 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-10-28 09:55:45,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:45,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:45,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:45,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:45,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:45,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:45,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:45,728 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:45,744 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 09:55:45,744 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-10-28 09:55:45,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:45,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:45,745 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:45,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-10-28 09:55:45,745 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:45,753 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-10-28 09:55:45,753 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:45,753 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 Supporting invariants [4*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 3*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0] [2021-10-28 09:55:45,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:45,863 INFO L297 tatePredicateManager]: 23 out of 26 supporting invariants were superfluous and have been removed [2021-10-28 09:55:45,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:45,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:55:45,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:45,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:46,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:46,093 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 09:55:46,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 09:55:46,179 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:55:46,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 09:55:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:46,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:46,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:46,303 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:55:46,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 09:55:46,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:46,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:46,630 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 09:55:46,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 09:55:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:47,092 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 09:55:47,092 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:47,398 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) Result 76 states and 90 transitions. Complement of second has 20 states. [2021-10-28 09:55:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 09:55:47,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-10-28 09:55:47,400 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 09:55:47,400 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:47,400 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:55:47,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:47,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:55:47,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:47,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:47,636 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 09:55:47,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 09:55:47,749 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:55:47,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 09:55:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:47,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:47,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:47,904 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:55:47,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 09:55:48,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:48,207 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 09:55:48,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 09:55:48,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:48,628 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 09:55:48,628 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:48,909 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) Result 76 states and 90 transitions. Complement of second has 20 states. [2021-10-28 09:55:48,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 09:55:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-10-28 09:55:48,910 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 09:55:48,910 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:48,910 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:55:48,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:48,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 09:55:48,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:48,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:49,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:49,130 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 09:55:49,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 09:55:49,230 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:55:49,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 09:55:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:49,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:49,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:49,363 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:55:49,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 09:55:49,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:49,746 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 09:55:49,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 09:55:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:50,256 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 09:55:50,256 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:50,560 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) Result 85 states and 103 transitions. Complement of second has 30 states. [2021-10-28 09:55:50,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 09:55:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 09:55:50,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 09:55:50,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:50,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 23 letters. Loop has 7 letters. [2021-10-28 09:55:50,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:50,567 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 14 letters. [2021-10-28 09:55:50,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:50,568 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 103 transitions. [2021-10-28 09:55:50,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2021-10-28 09:55:50,570 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 75 states and 91 transitions. [2021-10-28 09:55:50,571 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2021-10-28 09:55:50,571 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2021-10-28 09:55:50,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 91 transitions. [2021-10-28 09:55:50,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:50,571 INFO L681 BuchiCegarLoop]: Abstraction has 75 states and 91 transitions. [2021-10-28 09:55:50,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 91 transitions. [2021-10-28 09:55:50,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 59. [2021-10-28 09:55:50,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 58 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:50,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2021-10-28 09:55:50,577 INFO L704 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-10-28 09:55:50,577 INFO L587 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-10-28 09:55:50,577 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-28 09:55:50,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 74 transitions. [2021-10-28 09:55:50,578 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 09:55:50,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:50,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:50,579 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:50,579 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-10-28 09:55:50,579 INFO L791 eck$LassoCheckResult]: Stem: 1898#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1899#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1896#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1897#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1900#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1914#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1926#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1925#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1922#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1923#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1921#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1949#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1941#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1948#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1947#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-10-28 09:55:50,580 INFO L793 eck$LassoCheckResult]: Loop: 1946#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1939#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1905#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1907#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1908#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1912#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1913#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1894#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1895#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-10-28 09:55:50,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:50,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 5 times [2021-10-28 09:55:50,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:50,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380622631] [2021-10-28 09:55:50,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:50,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,613 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,632 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:50,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:50,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 3 times [2021-10-28 09:55:50,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:50,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243728237] [2021-10-28 09:55:50,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:50,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,645 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,656 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:50,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:50,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1625083956, now seen corresponding path program 6 times [2021-10-28 09:55:50,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:50,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935094359] [2021-10-28 09:55:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:50,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,682 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:50,709 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:52,525 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:52,525 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:52,525 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:52,525 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:52,525 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:52,525 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:52,525 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:52,525 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:52,525 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration8_Lasso [2021-10-28 09:55:52,525 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:52,525 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:52,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:52,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:53,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:53,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:53,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:53,435 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:53,435 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:53,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,443 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-10-28 09:55:53,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:53,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:53,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,488 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-10-28 09:55:53,490 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 [2021-10-28 09:55:53,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:53,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:53,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-10-28 09:55:53,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,520 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-10-28 09:55:53,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,549 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,549 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-10-28 09:55:53,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:53,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:53,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-10-28 09:55:53,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,582 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-10-28 09:55:53,584 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 [2021-10-28 09:55:53,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-10-28 09:55:53,611 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,612 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-10-28 09:55:53,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,644 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-10-28 09:55:53,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,675 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-10-28 09:55:53,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:53,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:53,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,709 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-10-28 09:55:53,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-10-28 09:55:53,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,739 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-10-28 09:55:53,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-10-28 09:55:53,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,768 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-10-28 09:55:53,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,797 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,798 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-10-28 09:55:53,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,826 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,827 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-10-28 09:55:53,828 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 [2021-10-28 09:55:53,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,861 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-10-28 09:55:53,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-10-28 09:55:53,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,891 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-10-28 09:55:53,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-10-28 09:55:53,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,920 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-10-28 09:55:53,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:53,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,952 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-10-28 09:55:53,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:53,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:53,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:53,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-10-28 09:55:53,983 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:53,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:53,984 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:53,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-10-28 09:55:53,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:53,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:53,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:53,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:53,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:53,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:53,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:53,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:53,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:54,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:54,012 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:54,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:54,013 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:54,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-10-28 09:55:54,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:54,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:54,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:54,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:54,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:54,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:54,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:54,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:54,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:54,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-10-28 09:55:54,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:54,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:54,043 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:54,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-10-28 09:55:54,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:54,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:54,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:54,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:54,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:54,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:54,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:54,070 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:54,094 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-28 09:55:54,094 INFO L444 ModelExtractionUtils]: 9 out of 37 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-10-28 09:55:54,094 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:54,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:54,095 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:54,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-10-28 09:55:54,096 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:54,106 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:55:54,106 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:54,106 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6 Supporting invariants [] [2021-10-28 09:55:54,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:54,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:54,247 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:55:54,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:54,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:55:54,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:54,326 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-28 09:55:54,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 09:55:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:54,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:54,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:54,488 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:55:54,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:55:54,615 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:55:54,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 43 [2021-10-28 09:55:54,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:55:54,782 INFO L354 Elim1Store]: treesize reduction 43, result has 42.7 percent of original size [2021-10-28 09:55:54,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-10-28 09:55:54,995 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 09:55:54,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 55 [2021-10-28 09:55:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 09:55:55,122 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 7 loop predicates [2021-10-28 09:55:55,122 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19 Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:55,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19. Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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) Result 125 states and 156 transitions. Complement of second has 16 states. [2021-10-28 09:55:55,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 20 transitions. [2021-10-28 09:55:55,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 9 letters. [2021-10-28 09:55:55,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:55,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 24 letters. Loop has 9 letters. [2021-10-28 09:55:55,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:55,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 18 letters. [2021-10-28 09:55:55,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:55,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 156 transitions. [2021-10-28 09:55:55,243 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-10-28 09:55:55,244 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 101 states and 125 transitions. [2021-10-28 09:55:55,244 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2021-10-28 09:55:55,245 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-10-28 09:55:55,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 125 transitions. [2021-10-28 09:55:55,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:55:55,245 INFO L681 BuchiCegarLoop]: Abstraction has 101 states and 125 transitions. [2021-10-28 09:55:55,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 125 transitions. [2021-10-28 09:55:55,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 89. [2021-10-28 09:55:55,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.247191011235955) internal successors, (111), 88 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 111 transitions. [2021-10-28 09:55:55,252 INFO L704 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-10-28 09:55:55,252 INFO L587 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-10-28 09:55:55,252 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-28 09:55:55,252 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 111 transitions. [2021-10-28 09:55:55,253 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-10-28 09:55:55,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:55:55,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:55:55,254 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:55:55,255 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:55:55,255 INFO L791 eck$LassoCheckResult]: Stem: 2298#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2299#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 2292#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 2293#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2300#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 2314#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2294#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2295#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2308#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2309#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2357#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 2369#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 2370#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2380#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2358#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-10-28 09:55:55,255 INFO L793 eck$LassoCheckResult]: Loop: 2305#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2304#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-10-28 09:55:55,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:55,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 7 times [2021-10-28 09:55:55,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:55,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975053212] [2021-10-28 09:55:55,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:55,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,305 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,332 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:55,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:55,333 INFO L85 PathProgramCache]: Analyzing trace with hash 2044, now seen corresponding path program 2 times [2021-10-28 09:55:55,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:55,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604566956] [2021-10-28 09:55:55,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:55,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,350 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,363 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:55,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:55,364 INFO L85 PathProgramCache]: Analyzing trace with hash -2131932253, now seen corresponding path program 8 times [2021-10-28 09:55:55,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:55:55,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033341842] [2021-10-28 09:55:55,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:55:55,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:55:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,383 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:55:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:55:55,401 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:55:57,233 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:55:57,233 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:55:57,233 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:55:57,233 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:55:57,234 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:55:57,234 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:57,234 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:55:57,234 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:55:57,234 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration9_Lasso [2021-10-28 09:55:57,234 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:55:57,234 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:55:57,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:57,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:55:58,007 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:55:58,007 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:55:58,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,008 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-10-28 09:55:58,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-10-28 09:55:58,038 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,039 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-10-28 09:55:58,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-10-28 09:55:58,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,068 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-10-28 09:55:58,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-10-28 09:55:58,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,098 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-10-28 09:55:58,099 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 [2021-10-28 09:55:58,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-10-28 09:55:58,126 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,127 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-10-28 09:55:58,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,136 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,158 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-10-28 09:55:58,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-10-28 09:55:58,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,190 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-10-28 09:55:58,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-10-28 09:55:58,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,219 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-10-28 09:55:58,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-10-28 09:55:58,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,251 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-10-28 09:55:58,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-10-28 09:55:58,280 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,281 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-10-28 09:55:58,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:55:58,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:55:58,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:55:58,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,309 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,310 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-10-28 09:55:58,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-10-28 09:55:58,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,341 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-10-28 09:55:58,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-10-28 09:55:58,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,380 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-10-28 09:55:58,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,452 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,453 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,466 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 [2021-10-28 09:55:58,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-10-28 09:55:58,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:55:58,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,521 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,522 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:55:58,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:55:58,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:55:58,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:55:58,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:55:58,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:55:58,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:55:58,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-10-28 09:55:58,565 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:55:58,577 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 09:55:58,578 INFO L444 ModelExtractionUtils]: 27 out of 37 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:55:58,578 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:55:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:55:58,579 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:55:58,580 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:55:58,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-10-28 09:55:58,602 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-10-28 09:55:58,602 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:55:58,602 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7, v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7) = 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 - 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 + 1*ULTIMATE.start_gcd_#t~mem12 - 1*ULTIMATE.start_gcd_#t~mem11 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 - 1 >= 0] [2021-10-28 09:55:58,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,775 INFO L297 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2021-10-28 09:55:58,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-10-28 09:55:58,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:58,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:58,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:58,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:59,018 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 09:55:59,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 09:55:59,058 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 09:55:59,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 09:55:59,093 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:55:59,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-10-28 09:55:59,252 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 09:55:59,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 09:55:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:59,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 09:55:59,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:59,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 09:55:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:55:59,375 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 09:55:59,375 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:59,417 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) Result 90 states and 113 transitions. Complement of second has 4 states. [2021-10-28 09:55:59,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 09:55:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:55:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-28 09:55:59,418 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 09:55:59,418 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:55:59,418 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:55:59,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:55:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:55:59,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:55:59,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:55:59,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:55:59,624 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 09:55:59,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 09:55:59,660 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 09:55:59,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 09:55:59,703 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:55:59,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-10-28 09:55:59,847 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 09:55:59,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 09:56:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:00,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 09:56:00,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:00,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 09:56:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:00,630 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 09:56:00,631 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:00,679 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) Result 90 states and 113 transitions. Complement of second has 4 states. [2021-10-28 09:56:00,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:00,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:00,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-28 09:56:00,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 09:56:00,680 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:00,680 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:00,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:00,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:00,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:00,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:56:00,912 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 09:56:00,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 09:56:00,961 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 09:56:00,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 34 [2021-10-28 09:56:01,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2021-10-28 09:56:01,037 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:56:01,118 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 09:56:01,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 09:56:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:01,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 09:56:01,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:01,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 09:56:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:01,237 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 09:56:01,238 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:02,192 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) Result 102 states and 125 transitions. Complement of second has 8 states. [2021-10-28 09:56:02,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 0 non-accepting loop states 2 accepting loop states [2021-10-28 09:56:02,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2021-10-28 09:56:02,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 09:56:02,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:02,194 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:02,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:02,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:02,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:02,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 09:56:02,383 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 09:56:02,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 09:56:02,434 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 09:56:02,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 09:56:02,466 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:56:02,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-28 09:56:02,619 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 09:56:02,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 09:56:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:04,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 09:56:04,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:04,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 09:56:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:04,082 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 09:56:04,082 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:05,657 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) Result 114 states and 143 transitions. Complement of second has 10 states. [2021-10-28 09:56:05,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-28 09:56:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:05,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 09:56:05,658 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 09:56:05,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:05,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 17 letters. Loop has 2 letters. [2021-10-28 09:56:05,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:05,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2021-10-28 09:56:05,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:05,660 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 143 transitions. [2021-10-28 09:56:05,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2021-10-28 09:56:05,662 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 55 states and 66 transitions. [2021-10-28 09:56:05,662 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-10-28 09:56:05,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-28 09:56:05,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 66 transitions. [2021-10-28 09:56:05,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:05,662 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 66 transitions. [2021-10-28 09:56:05,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 66 transitions. [2021-10-28 09:56:05,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2021-10-28 09:56:05,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2021-10-28 09:56:05,666 INFO L704 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-10-28 09:56:05,666 INFO L587 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-10-28 09:56:05,666 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-10-28 09:56:05,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 62 transitions. [2021-10-28 09:56:05,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 09:56:05,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:05,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:05,668 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:05,668 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 09:56:05,669 INFO L791 eck$LassoCheckResult]: Stem: 3174#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3175#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3172#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3173#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3176#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3189#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3205#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3204#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3203#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3202#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3201#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3200#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3199#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3198#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3197#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3196#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3195#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3194#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3193#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3190#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-10-28 09:56:05,669 INFO L793 eck$LassoCheckResult]: Loop: 3186#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3177#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3168#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3169#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3213#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3212#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3191#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-10-28 09:56:05,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:05,669 INFO L85 PathProgramCache]: Analyzing trace with hash 659402604, now seen corresponding path program 9 times [2021-10-28 09:56:05,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:05,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019644738] [2021-10-28 09:56:05,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:05,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,689 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,711 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:05,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:05,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 4 times [2021-10-28 09:56:05,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:05,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355360849] [2021-10-28 09:56:05,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:05,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,721 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,728 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:05,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:05,728 INFO L85 PathProgramCache]: Analyzing trace with hash 884417703, now seen corresponding path program 10 times [2021-10-28 09:56:05,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:05,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928592863] [2021-10-28 09:56:05,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:05,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,752 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:05,782 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:08,837 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:08,837 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:08,837 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:08,837 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:08,837 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:56:08,837 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:08,837 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:08,837 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:08,837 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration10_Lasso [2021-10-28 09:56:08,837 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:08,837 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:08,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:08,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:09,750 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:09,750 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:56:09,750 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,751 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-10-28 09:56:09,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:09,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:09,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:09,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-10-28 09:56:09,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,782 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-10-28 09:56:09,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:09,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:09,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:09,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2021-10-28 09:56:09,812 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,812 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-10-28 09:56:09,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:09,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:09,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:09,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2021-10-28 09:56:09,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,842 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-10-28 09:56:09,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:09,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:09,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:09,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-10-28 09:56:09,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,873 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-10-28 09:56:09,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:09,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:09,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:09,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2021-10-28 09:56:09,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,913 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:09,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:09,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-10-28 09:56:09,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:09,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,956 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-10-28 09:56:09,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,965 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:09,965 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:09,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:09,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:09,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:09,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:09,988 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:09,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-10-28 09:56:09,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:09,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:09,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:09,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:09,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:09,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:09,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:09,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2021-10-28 09:56:10,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,020 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-10-28 09:56:10,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:10,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,054 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-10-28 09:56:10,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-10-28 09:56:10,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,084 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-10-28 09:56:10,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2021-10-28 09:56:10,115 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,116 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-10-28 09:56:10,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2021-10-28 09:56:10,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,147 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-10-28 09:56:10,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:10,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,178 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-10-28 09:56:10,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-10-28 09:56:10,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,208 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-10-28 09:56:10,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:10,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:10,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:10,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-10-28 09:56:10,238 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,239 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-10-28 09:56:10,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:10,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:10,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2021-10-28 09:56:10,270 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,271 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-10-28 09:56:10,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:10,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:10,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:10,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:10,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,305 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-10-28 09:56:10,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:10,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:10,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:10,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:10,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:10,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:10,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:10,333 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:56:10,362 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 09:56:10,362 INFO L444 ModelExtractionUtils]: 18 out of 31 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-10-28 09:56:10,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:10,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:10,363 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:10,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-10-28 09:56:10,364 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:56:10,374 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:56:10,374 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:56:10,374 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8 Supporting invariants [] [2021-10-28 09:56:10,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-10-28 09:56:10,487 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:56:10,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:10,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-28 09:56:10,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:10,671 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 09:56:10,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 09:56:10,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 09:56:10,882 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 09:56:10,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-10-28 09:56:10,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:56:10,905 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 09:56:10,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 26 [2021-10-28 09:56:10,956 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 09:56:10,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2021-10-28 09:56:11,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:11,135 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 09:56:11,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-10-28 09:56:11,288 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 09:56:11,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-10-28 09:56:11,429 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:11,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-10-28 09:56:11,665 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:11,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-10-28 09:56:11,810 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-28 09:56:11,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-10-28 09:56:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:11,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:56:11,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:11,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:56:12,002 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 09:56:12,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 09:56:12,186 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 09:56:12,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 09:56:12,311 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:56:12,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 09:56:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:12,937 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 09:56:12,937 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:13,036 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) Result 51 states and 62 transitions. Complement of second has 6 states. [2021-10-28 09:56:13,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:13,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-10-28 09:56:13,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 09:56:13,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:13,038 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:13,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:13,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-28 09:56:13,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:13,216 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 09:56:13,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 09:56:13,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 09:56:13,427 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 09:56:13,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-10-28 09:56:13,464 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 09:56:13,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 09:56:13,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 09:56:13,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 22 [2021-10-28 09:56:13,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 09:56:13,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 15 [2021-10-28 09:56:13,583 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-10-28 09:56:13,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:56:13,742 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 09:56:13,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-10-28 09:56:13,880 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 09:56:13,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-10-28 09:56:14,016 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:14,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-10-28 09:56:14,302 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:14,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-10-28 09:56:14,420 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-28 09:56:14,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-10-28 09:56:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:14,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:56:14,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:14,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:56:14,568 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 09:56:14,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 09:56:14,711 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 09:56:14,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 09:56:14,804 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:56:14,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 09:56:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:15,401 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 09:56:15,401 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:15,495 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) Result 51 states and 62 transitions. Complement of second has 6 states. [2021-10-28 09:56:15,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:15,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-10-28 09:56:15,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 09:56:15,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:15,496 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:15,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:15,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-28 09:56:15,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:15,650 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 09:56:15,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 09:56:15,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 09:56:15,839 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 09:56:15,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-10-28 09:56:15,878 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-10-28 09:56:15,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:56:15,963 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 09:56:15,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 09:56:16,132 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 09:56:16,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-10-28 09:56:16,293 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 09:56:16,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-10-28 09:56:16,450 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:16,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-10-28 09:56:16,673 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 09:56:16,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-10-28 09:56:16,824 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-28 09:56:16,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-10-28 09:56:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:16,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:56:16,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:16,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:56:16,990 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 09:56:16,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 09:56:17,125 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 09:56:17,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 09:56:17,239 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 09:56:17,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 09:56:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:17,765 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 09:56:17,765 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:18,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) Result 83 states and 99 transitions. Complement of second has 30 states. [2021-10-28 09:56:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 13 stem states 5 non-accepting loop states 2 accepting loop states [2021-10-28 09:56:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:18,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 45 transitions. [2021-10-28 09:56:18,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 09:56:18,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:18,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 09:56:18,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:18,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 14 letters. [2021-10-28 09:56:18,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:18,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 99 transitions. [2021-10-28 09:56:18,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2021-10-28 09:56:18,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 82 states and 98 transitions. [2021-10-28 09:56:18,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2021-10-28 09:56:18,765 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-10-28 09:56:18,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 98 transitions. [2021-10-28 09:56:18,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:18,766 INFO L681 BuchiCegarLoop]: Abstraction has 82 states and 98 transitions. [2021-10-28 09:56:18,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 98 transitions. [2021-10-28 09:56:18,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 55. [2021-10-28 09:56:18,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2363636363636363) internal successors, (68), 54 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 68 transitions. [2021-10-28 09:56:18,770 INFO L704 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-10-28 09:56:18,770 INFO L587 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-10-28 09:56:18,770 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-10-28 09:56:18,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 68 transitions. [2021-10-28 09:56:18,770 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 09:56:18,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:18,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:18,771 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:18,772 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-10-28 09:56:18,772 INFO L791 eck$LassoCheckResult]: Stem: 3895#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3896#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3893#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3894#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3897#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3906#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3936#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3935#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3934#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3933#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3899#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3891#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3892#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3901#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3903#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3943#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3905#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3898#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3889#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3890#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3900#L557-1 [2021-10-28 09:56:18,772 INFO L793 eck$LassoCheckResult]: Loop: 3900#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3902#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3922#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3942#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3941#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3940#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3939#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3938#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3937#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3900#L557-1 [2021-10-28 09:56:18,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:18,772 INFO L85 PathProgramCache]: Analyzing trace with hash 657809108, now seen corresponding path program 11 times [2021-10-28 09:56:18,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:18,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387159729] [2021-10-28 09:56:18,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:18,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,797 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,816 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:18,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:18,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 5 times [2021-10-28 09:56:18,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:18,817 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169843343] [2021-10-28 09:56:18,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:18,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,829 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,837 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:18,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:18,838 INFO L85 PathProgramCache]: Analyzing trace with hash 407096392, now seen corresponding path program 12 times [2021-10-28 09:56:18,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:18,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480526562] [2021-10-28 09:56:18,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:18,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,893 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:18,921 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:23,266 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:56:23,266 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:56:23,266 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:56:23,266 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:56:23,266 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:56:23,267 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:23,267 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:56:23,267 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:56:23,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration11_Lasso [2021-10-28 09:56:23,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:56:23,267 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:56:23,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:23,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:56:24,739 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:56:24,740 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:56:24,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,761 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:24,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:24,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-10-28 09:56:24,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2021-10-28 09:56:24,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,804 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-10-28 09:56:24,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:24,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,833 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-10-28 09:56:24,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-10-28 09:56:24,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,863 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-10-28 09:56:24,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2021-10-28 09:56:24,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,893 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-10-28 09:56:24,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:24,922 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,923 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-10-28 09:56:24,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:56:24,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:56:24,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:56:24,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:24,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,952 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-10-28 09:56:24,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:24,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:24,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:24,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2021-10-28 09:56:24,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:24,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:24,986 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-10-28 09:56:24,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:24,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:24,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:24,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:24,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:24,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:24,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:25,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:25,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2021-10-28 09:56:25,019 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:25,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:25,024 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:25,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-10-28 09:56:25,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:25,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:25,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:25,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:25,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:25,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:25,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:25,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:25,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2021-10-28 09:56:25,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:25,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:25,057 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:25,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-10-28 09:56:25,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:56:25,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:25,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:25,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:25,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:25,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:25,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:25,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:56:25,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:25,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:25,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:25,089 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:25,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-10-28 09:56:25,090 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 [2021-10-28 09:56:25,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:56:25,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:56:25,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:56:25,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:56:25,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:56:25,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:56:25,116 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:56:25,138 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 09:56:25,138 INFO L444 ModelExtractionUtils]: 10 out of 37 variables were initially zero. Simplification set additionally 25 variables to zero. [2021-10-28 09:56:25,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:56:25,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:56:25,139 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:56:25,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-10-28 09:56:25,140 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:56:25,148 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:56:25,148 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:56:25,148 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9 Supporting invariants [] [2021-10-28 09:56:25,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2021-10-28 09:56:25,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2021-10-28 09:56:25,312 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:56:25,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:25,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:25,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:25,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:25,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:25,477 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:56:25,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:56:25,609 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:56:25,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 09:56:25,817 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:56:25,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:56:25,844 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:56:25,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-10-28 09:56:26,014 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:26,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 09:56:26,889 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:56:26,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 94 [2021-10-28 09:56:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:30,474 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 09:56:30,474 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:30,501 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) Result 56 states and 69 transitions. Complement of second has 5 states. [2021-10-28 09:56:30,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 09:56:30,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 09:56:30,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:30,503 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:30,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:30,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:30,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:30,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:30,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:30,683 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:56:30,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:56:30,985 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:56:30,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 09:56:31,972 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:56:31,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:56:32,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:56:32,058 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:56:32,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 09:56:32,203 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:32,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:56:32,324 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:32,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:56:33,189 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:56:33,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 94 [2021-10-28 09:56:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:36,311 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 09:56:36,311 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:36,325 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) Result 56 states and 69 transitions. Complement of second has 5 states. [2021-10-28 09:56:36,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:36,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 09:56:36,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 09:56:36,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:36,326 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:36,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:36,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:36,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:36,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:36,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:36,480 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:56:36,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:56:36,630 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:56:36,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 09:56:36,889 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:56:36,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:56:36,924 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:56:36,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:56:36,965 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:56:37,030 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:37,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 09:56:37,080 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:56:37,184 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:37,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 09:56:37,974 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:56:37,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 133 treesize of output 95 [2021-10-28 09:56:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:38,838 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 09:56:38,839 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:38,938 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) Result 109 states and 130 transitions. Complement of second has 18 states. [2021-10-28 09:56:38,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2021-10-28 09:56:38,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 09:56:38,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:38,941 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:56:38,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:38,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:56:38,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:56:39,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 09:56:39,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:56:39,129 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:56:39,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:56:39,344 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:56:39,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 09:56:39,607 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:56:39,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:56:39,663 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:56:39,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-10-28 09:56:39,842 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:39,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:56:39,942 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:56:39,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:56:40,744 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:56:40,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 94 [2021-10-28 09:56:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:56:43,218 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 09:56:43,218 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:56,923 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) Result 153 states and 178 transitions. Complement of second has 27 states. [2021-10-28 09:56:56,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 9 non-accepting loop states 1 accepting loop states [2021-10-28 09:56:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2021-10-28 09:56:56,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 09:56:56,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:56,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 29 letters. Loop has 9 letters. [2021-10-28 09:56:56,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:56,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 18 letters. [2021-10-28 09:56:56,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:56:56,930 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 153 states and 178 transitions. [2021-10-28 09:56:56,931 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 44 [2021-10-28 09:56:56,932 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 153 states to 95 states and 115 transitions. [2021-10-28 09:56:56,932 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 09:56:56,933 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2021-10-28 09:56:56,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 115 transitions. [2021-10-28 09:56:56,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:56:56,934 INFO L681 BuchiCegarLoop]: Abstraction has 95 states and 115 transitions. [2021-10-28 09:56:56,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 115 transitions. [2021-10-28 09:56:56,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 76. [2021-10-28 09:56:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 76 states have (on average 1.2236842105263157) internal successors, (93), 75 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:56:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 93 transitions. [2021-10-28 09:56:56,953 INFO L704 BuchiCegarLoop]: Abstraction has 76 states and 93 transitions. [2021-10-28 09:56:56,953 INFO L587 BuchiCegarLoop]: Abstraction has 76 states and 93 transitions. [2021-10-28 09:56:56,953 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-10-28 09:56:56,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76 states and 93 transitions. [2021-10-28 09:56:56,954 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 35 [2021-10-28 09:56:56,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:56:56,954 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:56:56,954 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 09:56:56,954 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [5, 3, 2, 2, 2, 2] [2021-10-28 09:56:56,954 INFO L791 eck$LassoCheckResult]: Stem: 4884#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 4885#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 4882#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 4883#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4886#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 4901#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4931#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4930#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4928#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4923#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4924#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4934#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4933#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4932#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4929#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4926#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4927#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4887#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4888#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4943#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4894#L557-1 [2021-10-28 09:56:56,955 INFO L793 eck$LassoCheckResult]: Loop: 4894#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4895#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4952#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4951#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4942#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4899#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4900#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4880#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4881#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4945#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4950#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4949#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4948#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4947#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4946#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4944#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4894#L557-1 [2021-10-28 09:56:56,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:56,955 INFO L85 PathProgramCache]: Analyzing trace with hash 657809108, now seen corresponding path program 13 times [2021-10-28 09:56:56,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:56,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660514171] [2021-10-28 09:56:56,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:56,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:56,986 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:57,006 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:57,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:57,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1902320868, now seen corresponding path program 6 times [2021-10-28 09:56:57,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:57,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732082653] [2021-10-28 09:56:57,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:57,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:57,026 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:57,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:56:57,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:56:57,051 INFO L85 PathProgramCache]: Analyzing trace with hash -2024260625, now seen corresponding path program 14 times [2021-10-28 09:56:57,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:56:57,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74279866] [2021-10-28 09:56:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:56:57,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:56:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:57,086 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:56:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:56:57,124 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:57:02,497 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:57:02,497 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:57:02,497 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:57:02,497 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:57:02,497 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:57:02,497 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:02,497 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:57:02,497 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:57:02,498 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration12_Lasso [2021-10-28 09:57:02,498 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:57:02,498 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:57:02,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:02,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:03,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:04,080 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:57:04,080 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:57:04,081 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,081 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-10-28 09:57:04,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:04,113 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,113 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-10-28 09:57:04,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:04,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,147 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-10-28 09:57:04,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2021-10-28 09:57:04,178 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,180 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-10-28 09:57:04,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:04,212 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,213 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-10-28 09:57:04,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2021-10-28 09:57:04,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,243 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-10-28 09:57:04,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2021-10-28 09:57:04,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,273 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-10-28 09:57:04,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2021-10-28 09:57:04,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,303 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-10-28 09:57:04,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2021-10-28 09:57:04,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,333 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-10-28 09:57:04,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2021-10-28 09:57:04,364 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,364 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-10-28 09:57:04,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2021-10-28 09:57:04,393 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,399 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2021-10-28 09:57:04,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2021-10-28 09:57:04,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,436 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2021-10-28 09:57:04,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2021-10-28 09:57:04,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,468 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2021-10-28 09:57:04,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2021-10-28 09:57:04,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,504 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2021-10-28 09:57:04,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:04,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:04,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:04,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:04,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2021-10-28 09:57:04,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,537 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2021-10-28 09:57:04,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:04,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:04,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:04,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:04,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:04,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:04,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:04,574 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:57:04,585 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 09:57:04,585 INFO L444 ModelExtractionUtils]: 33 out of 37 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-10-28 09:57:04,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:04,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:04,586 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:04,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2021-10-28 09:57:04,593 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:57:04,606 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:57:04,606 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:57:04,606 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_10) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_10 Supporting invariants [] [2021-10-28 09:57:04,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2021-10-28 09:57:04,752 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:57:04,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:04,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:04,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:04,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-28 09:57:04,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:04,889 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:04,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:57:05,066 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:57:05,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 09:57:05,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:05,436 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:05,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:57:05,486 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:05,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:57:05,537 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:05,616 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:05,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 09:57:05,737 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:05,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:57:05,780 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:05,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:57:06,021 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:06,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 92 [2021-10-28 09:57:06,444 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:06,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 155 treesize of output 101 [2021-10-28 09:57:07,101 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 09:57:07,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 215 treesize of output 185 [2021-10-28 09:57:07,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 139 [2021-10-28 09:57:07,412 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:07,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 193 treesize of output 157 [2021-10-28 09:57:07,626 INFO L354 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2021-10-28 09:57:07,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 51 treesize of output 33 [2021-10-28 09:57:07,662 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 09:57:07,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 47 [2021-10-28 09:57:08,325 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:08,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 87 [2021-10-28 09:57:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:08,986 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 15 loop predicates [2021-10-28 09:57:08,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:08,998 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 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) Result 77 states and 94 transitions. Complement of second has 5 states. [2021-10-28 09:57:09,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:57:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:09,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 09:57:09,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 09:57:09,002 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:09,002 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:57:09,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:09,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:09,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:09,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-28 09:57:09,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:09,154 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:09,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:57:09,301 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:57:09,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 09:57:09,528 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:09,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:57:09,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:09,635 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:09,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:57:09,743 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:09,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 09:57:09,922 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:09,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:57:09,992 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:09,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:57:10,243 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:10,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 92 [2021-10-28 09:57:10,589 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:10,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 155 treesize of output 101 [2021-10-28 09:57:11,294 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 09:57:11,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 215 treesize of output 185 [2021-10-28 09:57:11,442 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:11,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 204 treesize of output 168 [2021-10-28 09:57:11,708 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 09:57:11,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 98 [2021-10-28 09:57:12,271 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:12,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 90 [2021-10-28 09:57:12,832 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:12,833 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 15 loop predicates [2021-10-28 09:57:12,833 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:12,854 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 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) Result 77 states and 94 transitions. Complement of second has 5 states. [2021-10-28 09:57:12,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:57:12,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:12,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 09:57:12,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 09:57:12,855 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:12,855 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:57:12,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:12,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:12,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:12,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 09:57:12,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:13,000 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:13,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:57:13,191 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:57:13,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 09:57:13,478 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:13,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:57:13,507 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:13,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-10-28 09:57:13,655 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:13,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 09:57:13,984 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:13,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 115 treesize of output 85 [2021-10-28 09:57:14,294 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:14,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 97 [2021-10-28 09:57:14,848 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 09:57:14,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 217 treesize of output 187 [2021-10-28 09:57:14,963 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:14,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 09:57:15,021 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:15,052 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:15,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:57:15,143 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:15,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 26 [2021-10-28 09:57:15,248 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:15,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 33 [2021-10-28 09:57:15,703 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 09:57:15,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 103 treesize of output 80 [2021-10-28 09:57:16,762 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:16,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 147 treesize of output 117 [2021-10-28 09:57:17,507 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:17,507 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 09:57:17,508 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:17,613 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) Result 153 states and 187 transitions. Complement of second has 18 states. [2021-10-28 09:57:17,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:57:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2021-10-28 09:57:17,622 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 09:57:17,622 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:17,622 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:57:17,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:17,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:17,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:17,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 09:57:17,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:17,758 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:17,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:57:17,888 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:57:17,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 09:57:18,107 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:18,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:57:18,139 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:18,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 09:57:18,198 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:18,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:57:18,240 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:18,374 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:18,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:57:18,414 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:18,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:57:18,739 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:18,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 131 treesize of output 89 [2021-10-28 09:57:19,025 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 95 [2021-10-28 09:57:19,559 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 09:57:19,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 223 treesize of output 189 [2021-10-28 09:57:19,659 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 09:57:19,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 201 treesize of output 166 [2021-10-28 09:57:20,096 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:20,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 34 [2021-10-28 09:57:20,169 INFO L354 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2021-10-28 09:57:20,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 40 [2021-10-28 09:57:20,683 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:20,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 87 [2021-10-28 09:57:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:21,411 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 09:57:21,411 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:23,356 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) Result 175 states and 208 transitions. Complement of second has 27 states. [2021-10-28 09:57:23,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 9 non-accepting loop states 1 accepting loop states [2021-10-28 09:57:23,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:23,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2021-10-28 09:57:23,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 09:57:23,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:23,364 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:57:23,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:23,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:23,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:23,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 09:57:23,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:23,523 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:23,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 09:57:23,694 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 09:57:23,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 09:57:23,910 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:23,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 09:57:23,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:23,976 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:23,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 09:57:24,167 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:24,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 09:57:24,216 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:24,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 09:57:24,562 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:24,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 88 [2021-10-28 09:57:24,909 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:24,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 97 [2021-10-28 09:57:25,448 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 09:57:25,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 225 treesize of output 191 [2021-10-28 09:57:25,523 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:25,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 192 treesize of output 160 [2021-10-28 09:57:25,627 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:25,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 203 treesize of output 163 [2021-10-28 09:57:25,829 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 09:57:25,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 98 [2021-10-28 09:57:26,395 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:26,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 90 [2021-10-28 09:57:26,900 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:26,900 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 09:57:26,901 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:27,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:27,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:27,247 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:27,298 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:30,709 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:30,710 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:30,710 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,896 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,896 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:42,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,125 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,125 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,125 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 09:57:43,126 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 09:57:43,126 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 09:57:43,129 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,546 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,673 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,696 WARN L278 uchiComplementFKVNwa]: big7 [2021-10-28 09:57:43,697 WARN L278 uchiComplementFKVNwa]: big7 [2021-10-28 09:57:43,700 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,700 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,700 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,704 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,704 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,706 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,706 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 09:57:43,707 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) Result 1443 states and 2641 transitions. Complement of second has 337 states 23 powerset states314 rank states. The highest rank that occured is 9 [2021-10-28 09:57:43,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 21 states 1 stem states 19 non-accepting loop states 1 accepting loop states [2021-10-28 09:57:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 74 transitions. [2021-10-28 09:57:43,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 09:57:43,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:43,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 36 letters. Loop has 16 letters. [2021-10-28 09:57:43,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:43,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 20 letters. Loop has 32 letters. [2021-10-28 09:57:43,712 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:57:43,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1443 states and 2641 transitions. [2021-10-28 09:57:43,728 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 188 [2021-10-28 09:57:43,740 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1443 states to 985 states and 1962 transitions. [2021-10-28 09:57:43,740 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 145 [2021-10-28 09:57:43,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 243 [2021-10-28 09:57:43,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 985 states and 1962 transitions. [2021-10-28 09:57:43,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:57:43,744 INFO L681 BuchiCegarLoop]: Abstraction has 985 states and 1962 transitions. [2021-10-28 09:57:43,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states and 1962 transitions. [2021-10-28 09:57:43,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 359. [2021-10-28 09:57:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 359 states have (on average 1.584958217270195) internal successors, (569), 358 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:43,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 569 transitions. [2021-10-28 09:57:43,773 INFO L704 BuchiCegarLoop]: Abstraction has 359 states and 569 transitions. [2021-10-28 09:57:43,773 INFO L587 BuchiCegarLoop]: Abstraction has 359 states and 569 transitions. [2021-10-28 09:57:43,773 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-10-28 09:57:43,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 359 states and 569 transitions. [2021-10-28 09:57:43,775 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2021-10-28 09:57:43,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:57:43,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:57:43,779 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:57:43,779 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [7, 6, 1, 1, 1, 1] [2021-10-28 09:57:43,781 INFO L791 eck$LassoCheckResult]: Stem: 8040#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8041#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 8032#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 8033#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8043#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 8057#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8188#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8187#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8185#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 8186#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 8045#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8046#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8338#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8339#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8358#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8357#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8332#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8342#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8343#L557-3 [2021-10-28 09:57:43,781 INFO L793 eck$LassoCheckResult]: Loop: 8343#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8376#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8374#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8325#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 8326#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 8350#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8349#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8348#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8347#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8346#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8344#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8345#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8334#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8333#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8331#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8332#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8342#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8343#L557-3 [2021-10-28 09:57:43,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:43,782 INFO L85 PathProgramCache]: Analyzing trace with hash -785905143, now seen corresponding path program 15 times [2021-10-28 09:57:43,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:57:43,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829296587] [2021-10-28 09:57:43,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:57:43,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:57:43,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:43,807 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:57:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:43,829 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:57:43,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:43,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1849779685, now seen corresponding path program 7 times [2021-10-28 09:57:43,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:57:43,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132751697] [2021-10-28 09:57:43,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:57:43,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:57:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:43,861 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:57:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:43,886 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:57:43,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:43,888 INFO L85 PathProgramCache]: Analyzing trace with hash 217768211, now seen corresponding path program 16 times [2021-10-28 09:57:43,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:57:43,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234546336] [2021-10-28 09:57:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:57:43,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:57:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:43,946 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:57:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:57:44,004 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:57:49,884 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:57:49,884 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:57:49,884 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:57:49,884 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:57:49,884 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:57:49,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:49,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:57:49,884 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:57:49,884 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration13_Lasso [2021-10-28 09:57:49,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:57:49,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:57:49,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:49,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:50,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:57:51,177 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:57:51,177 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:57:51,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,187 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2021-10-28 09:57:51,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,216 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2021-10-28 09:57:51,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2021-10-28 09:57:51,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,272 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2021-10-28 09:57:51,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,311 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2021-10-28 09:57:51,312 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 [2021-10-28 09:57:51,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2021-10-28 09:57:51,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,343 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2021-10-28 09:57:51,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2021-10-28 09:57:51,371 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,372 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2021-10-28 09:57:51,373 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 [2021-10-28 09:57:51,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2021-10-28 09:57:51,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,400 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2021-10-28 09:57:51,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2021-10-28 09:57:51,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,462 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2021-10-28 09:57:51,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,491 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2021-10-28 09:57:51,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,523 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2021-10-28 09:57:51,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:57:51,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:57:51,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:57:51,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2021-10-28 09:57:51,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,552 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2021-10-28 09:57:51,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2021-10-28 09:57:51,582 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,583 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2021-10-28 09:57:51,584 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 [2021-10-28 09:57:51,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,616 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2021-10-28 09:57:51,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2021-10-28 09:57:51,647 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,648 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2021-10-28 09:57:51,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2021-10-28 09:57:51,680 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,681 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2021-10-28 09:57:51,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2021-10-28 09:57:51,717 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,717 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2021-10-28 09:57:51,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:57:51,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2021-10-28 09:57:51,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,756 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2021-10-28 09:57:51,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:57:51,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:57:51,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:57:51,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:57:51,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:57:51,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:57:51,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:57:51,778 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:57:51,794 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 09:57:51,794 INFO L444 ModelExtractionUtils]: 10 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-10-28 09:57:51,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:57:51,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:57:51,796 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:57:51,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2021-10-28 09:57:51,797 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:57:51,804 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:57:51,804 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:57:51,804 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_11) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_11 Supporting invariants [] [2021-10-28 09:57:51,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:51,928 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 09:57:51,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:57:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:51,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:57:51,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:57:52,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 09:57:52,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:52,088 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:57:52,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 09:57:52,346 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:57:52,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 09:57:52,378 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:57:52,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:57:52,450 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:57:52,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Forceful destruction successful, exit code 0 [2021-10-28 09:57:52,571 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:57:52,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 09:57:52,922 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:57:52,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 73 [2021-10-28 09:57:53,304 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:57:53,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 112 treesize of output 82 [2021-10-28 09:57:53,699 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:57:53,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 106 [2021-10-28 09:57:54,162 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:57:54,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 140 treesize of output 114 [2021-10-28 09:57:54,639 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:57:54,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 144 treesize of output 118 [2021-10-28 09:57:55,046 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:57:55,047 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 09:57:55,047 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:05,746 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) Result 922 states and 1471 transitions. Complement of second has 25 states. [2021-10-28 09:58:05,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 09:58:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 26 transitions. [2021-10-28 09:58:05,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 26 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 09:58:05,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:58:05,758 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:58:05,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:05,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:58:05,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:05,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 09:58:05,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:06,015 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:58:06,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 09:58:06,423 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:58:06,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 09:58:06,450 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:58:06,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 09:58:06,548 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:06,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 09:58:06,679 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:06,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 09:58:07,023 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:58:07,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 77 [2021-10-28 09:58:07,314 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:58:07,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 09:58:07,880 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:07,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 128 treesize of output 106 [2021-10-28 09:58:08,749 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:08,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 146 treesize of output 116 [2021-10-28 09:58:09,746 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:09,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 150 treesize of output 120 [2021-10-28 09:58:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:58:10,583 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 09:58:10,583 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:20,098 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) Result 922 states and 1471 transitions. Complement of second has 25 states. [2021-10-28 09:58:20,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 09:58:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 26 transitions. [2021-10-28 09:58:20,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 26 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 09:58:20,114 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:58:20,115 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:58:20,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:20,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:58:20,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:20,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 09:58:20,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:20,330 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:58:20,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 09:58:20,619 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:58:20,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 09:58:20,664 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:58:20,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 09:58:20,746 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:20,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 09:58:21,042 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:58:21,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 73 [2021-10-28 09:58:21,411 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:58:21,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 112 treesize of output 82 [2021-10-28 09:58:22,034 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:22,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 106 [2021-10-28 09:58:23,266 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:23,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 140 treesize of output 114 [2021-10-28 09:58:23,714 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 09:58:23,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 144 treesize of output 118 [2021-10-28 09:58:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:58:26,313 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 09:58:26,313 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:34,951 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) Result 1100 states and 1759 transitions. Complement of second has 34 states. [2021-10-28 09:58:34,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 09:58:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 09:58:34,953 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 09:58:34,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:58:34,954 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:58:34,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:34,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:58:34,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:35,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 09:58:35,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:35,121 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:58:35,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 09:58:35,391 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:58:35,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 09:58:35,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:58:35,458 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:58:35,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 28 [2021-10-28 09:58:35,553 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:35,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 18 [2021-10-28 09:58:35,636 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:35,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 21 [2021-10-28 09:58:35,698 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:35,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 18 [2021-10-28 09:58:36,778 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:58:36,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 77 [2021-10-28 09:58:37,162 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:58:37,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 09:58:38,997 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:38,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 139 treesize of output 89 [2021-10-28 09:58:40,193 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:40,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 46 [2021-10-28 09:58:40,305 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:40,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 44 [2021-10-28 09:58:41,324 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:58:41,324 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 09:58:41,324 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:45,122 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) Result 1100 states and 1759 transitions. Complement of second has 34 states. [2021-10-28 09:58:45,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 09:58:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:45,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 09:58:45,123 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 09:58:45,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:58:45,124 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:58:45,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:45,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:58:45,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:45,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-28 09:58:45,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:45,286 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 09:58:45,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 09:58:45,503 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 09:58:45,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 09:58:45,529 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:45,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 18 [2021-10-28 09:58:45,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 09:58:45,617 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 09:58:45,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 28 [2021-10-28 09:58:45,772 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:45,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 18 [2021-10-28 09:58:45,805 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:58:45,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 21 [2021-10-28 09:58:46,185 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 09:58:46,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 104 treesize of output 74 [2021-10-28 09:58:46,550 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 09:58:46,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 09:58:48,376 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:48,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 133 treesize of output 87 [2021-10-28 09:58:49,672 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:49,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 46 [2021-10-28 09:58:50,701 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 09:58:50,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 48 [2021-10-28 09:58:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:58:52,953 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 14 loop predicates [2021-10-28 09:58:52,953 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:56,651 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) Result 5492 states and 12811 transitions. Complement of second has 132 states 14 powerset states118 rank states. The highest rank that occured is 7 [2021-10-28 09:58:56,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 09:58:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:56,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2021-10-28 09:58:56,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 47 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 09:58:56,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:58:56,653 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 09:58:56,654 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-28 09:58:56,656 INFO L168 Benchmark]: Toolchain (without parser) took 217645.50 ms. Allocated memory was 117.4 MB in the beginning and 364.9 MB in the end (delta: 247.5 MB). Free memory was 86.1 MB in the beginning and 112.6 MB in the end (delta: -26.4 MB). Peak memory consumption was 287.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:56,656 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 117.4 MB. Free memory is still 70.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:58:56,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.13 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 85.7 MB in the beginning and 111.3 MB in the end (delta: -25.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:56,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.72 ms. Allocated memory is still 142.6 MB. Free memory was 111.3 MB in the beginning and 109.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:56,664 INFO L168 Benchmark]: Boogie Preprocessor took 46.04 ms. Allocated memory is still 142.6 MB. Free memory was 109.2 MB in the beginning and 108.3 MB in the end (delta: 953.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:58:56,664 INFO L168 Benchmark]: RCFGBuilder took 390.38 ms. Allocated memory is still 142.6 MB. Free memory was 108.3 MB in the beginning and 96.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:56,664 INFO L168 Benchmark]: BuchiAutomizer took 216641.10 ms. Allocated memory was 142.6 MB in the beginning and 364.9 MB in the end (delta: 222.3 MB). Free memory was 96.1 MB in the beginning and 112.6 MB in the end (delta: -16.5 MB). Peak memory consumption was 275.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:56,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 117.4 MB. Free memory is still 70.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 488.13 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 85.7 MB in the beginning and 111.3 MB in the end (delta: -25.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.72 ms. Allocated memory is still 142.6 MB. Free memory was 111.3 MB in the beginning and 109.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.04 ms. Allocated memory is still 142.6 MB. Free memory was 109.2 MB in the beginning and 108.3 MB in the end (delta: 953.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 390.38 ms. Allocated memory is still 142.6 MB. Free memory was 108.3 MB in the beginning and 96.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 216641.10 ms. Allocated memory was 142.6 MB in the beginning and 364.9 MB in the end (delta: 222.3 MB). Free memory was 96.1 MB in the beginning and 112.6 MB in the end (delta: -16.5 MB). Peak memory consumption was 275.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-28 09:58:56,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2021-10-28 09:58:57,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38998656-f7fc-42d1-b121-e4457d77fb36/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...