./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.11-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_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/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_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.11-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/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_ab7bfe2a-074f-49fb-a54d-74664f3aea02/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 8ef6a70edb4426b11650a0154f4234f5ac775ab47d29a5a4fff3db3968295222 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:35:33,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:35:33,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:35:33,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:35:33,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:35:33,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:35:33,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:35:33,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:35:33,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:35:33,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:35:33,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:35:33,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:35:33,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:35:33,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:35:33,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:35:33,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:35:33,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:35:33,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:35:33,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:35:33,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:35:33,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:35:33,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:35:33,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:35:33,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:35:33,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:35:33,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:35:33,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:35:33,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:35:33,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:35:33,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:35:33,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:35:33,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:35:33,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:35:33,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:35:33,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:35:33,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:35:33,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:35:33,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:35:33,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:35:33,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:35:33,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:35:33,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 09:35:33,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:35:33,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:35:33,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:35:33,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:35:33,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:35:33,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:35:33,819 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:35:33,820 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:35:33,820 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:35:33,820 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:35:33,820 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:35:33,821 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:35:33,821 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:35:33,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:35:33,821 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:35:33,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:35:33,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:35:33,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:35:33,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:35:33,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:35:33,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:35:33,823 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:35:33,824 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:35:33,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:35:33,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:35:33,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:35:33,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:35:33,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:35:33,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:35:33,826 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:35:33,827 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_ab7bfe2a-074f-49fb-a54d-74664f3aea02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef6a70edb4426b11650a0154f4234f5ac775ab47d29a5a4fff3db3968295222 [2021-10-28 09:35:34,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:35:34,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:35:34,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:35:34,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:35:34,165 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:35:34,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-memory-alloca/b.11-alloca.i [2021-10-28 09:35:34,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/data/f595b1535/99f055e670dd442f948b4aa92c534e12/FLAGae6fbf7c3 [2021-10-28 09:35:34,887 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:35:34,888 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/sv-benchmarks/c/termination-memory-alloca/b.11-alloca.i [2021-10-28 09:35:34,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/data/f595b1535/99f055e670dd442f948b4aa92c534e12/FLAGae6fbf7c3 [2021-10-28 09:35:35,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/data/f595b1535/99f055e670dd442f948b4aa92c534e12 [2021-10-28 09:35:35,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:35:35,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:35:35,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:35:35,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:35:35,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:35:35,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e807d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35, skipping insertion in model container [2021-10-28 09:35:35,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:35:35,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:35:35,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:35:35,726 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:35:35,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:35:35,828 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:35:35,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35 WrapperNode [2021-10-28 09:35:35,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:35:35,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:35:35,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:35:35,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:35:35,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:35:35,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:35:35,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:35:35,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:35:35,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:35:35,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:35:35,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:35:35,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:35:35,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (1/1) ... [2021-10-28 09:35:35,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:36,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:36,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:36,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:35:36,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:35:36,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:35:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:35:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:35:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:35:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:35:36,524 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:35:36,524 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 09:35:36,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:35:36 BoogieIcfgContainer [2021-10-28 09:35:36,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:35:36,528 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:35:36,528 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:35:36,532 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:35:36,533 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:35:36,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:35:35" (1/3) ... [2021-10-28 09:35:36,536 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78d9a770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:35:36, skipping insertion in model container [2021-10-28 09:35:36,536 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:35:36,536 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:35:35" (2/3) ... [2021-10-28 09:35:36,537 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78d9a770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:35:36, skipping insertion in model container [2021-10-28 09:35:36,537 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:35:36,537 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:35:36" (3/3) ... [2021-10-28 09:35:36,539 INFO L389 chiAutomizerObserver]: Analyzing ICFG b.11-alloca.i [2021-10-28 09:35:36,609 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:35:36,609 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:35:36,609 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:35:36,610 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:35:36,610 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:35:36,610 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:35:36,610 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:35:36,610 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:35:36,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 09:35:36,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:36,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:36,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:36,668 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 09:35:36,668 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:36,668 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:35:36,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 09:35:36,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:36,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:36,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:36,675 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 09:35:36,675 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:36,682 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 17#L559-2true [2021-10-28 09:35:36,683 INFO L793 eck$LassoCheckResult]: Loop: 17#L559-2true call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 18#L555-1true assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 6#L555-3true test_fun_#t~short13 := test_fun_#t~short8; 8#L555-4true assume test_fun_#t~short13; 11#L555-9true test_fun_#t~short16 := test_fun_#t~short13; 13#L555-10true assume !test_fun_#t~short16; 16#L555-12true assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 7#L556true assume test_fun_#t~mem17 > test_fun_#t~mem18;havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem19 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem19 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem19; 17#L559-2true [2021-10-28 09:35:36,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:36,691 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-28 09:35:36,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:36,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260775828] [2021-10-28 09:35:36,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:36,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:36,851 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:36,963 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:36,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:36,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1790206705, now seen corresponding path program 1 times [2021-10-28 09:35:36,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:36,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519853362] [2021-10-28 09:35:36,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:36,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:37,080 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 09:35:37,080 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:35:37,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519853362] [2021-10-28 09:35:37,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519853362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:35:37,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:35:37,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:35:37,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703221131] [2021-10-28 09:35:37,089 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:35:37,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:35:37,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:35:37,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:35:37,110 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 09:35:37,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:35:37,171 INFO L93 Difference]: Finished difference Result 21 states and 28 transitions. [2021-10-28 09:35:37,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:35:37,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2021-10-28 09:35:37,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2021-10-28 09:35:37,180 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 22 transitions. [2021-10-28 09:35:37,181 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:35:37,181 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-28 09:35:37,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2021-10-28 09:35:37,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:35:37,183 INFO L681 BuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2021-10-28 09:35:37,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2021-10-28 09:35:37,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2021-10-28 09:35:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 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 09:35:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2021-10-28 09:35:37,211 INFO L704 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-10-28 09:35:37,211 INFO L587 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-10-28 09:35:37,212 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:35:37,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2021-10-28 09:35:37,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 09:35:37,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:37,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:37,214 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 09:35:37,214 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:37,215 INFO L791 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 52#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 56#L559-2 [2021-10-28 09:35:37,215 INFO L793 eck$LassoCheckResult]: Loop: 56#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 63#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 53#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 54#L555-4 assume test_fun_#t~short13; 58#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 60#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 61#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 55#L556 assume test_fun_#t~mem17 > test_fun_#t~mem18;havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem19 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem19 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem19; 56#L559-2 [2021-10-28 09:35:37,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:37,236 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-10-28 09:35:37,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:37,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518600926] [2021-10-28 09:35:37,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:37,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,295 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,364 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:37,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:37,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1790208627, now seen corresponding path program 1 times [2021-10-28 09:35:37,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:37,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931303008] [2021-10-28 09:35:37,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:37,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,388 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,413 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:37,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:37,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1099647153, now seen corresponding path program 1 times [2021-10-28 09:35:37,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:37,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006253909] [2021-10-28 09:35:37,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:37,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,459 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:37,550 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:39,144 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:35:39,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:35:39,150 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:35:39,150 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:35:39,151 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:35:39,151 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:39,151 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:35:39,151 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:35:39,151 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.11-alloca.i_Iteration2_Lasso [2021-10-28 09:35:39,151 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:35:39,152 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:35:39,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,256 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 09:35:39,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,270 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 09:35:39,273 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 09:35:39,277 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 09:35:39,281 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 09:35:39,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,293 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 09:35:39,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:39,842 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 09:35:39,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:40,428 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:35:40,433 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:35:40,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:35:40,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:40,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,551 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 09:35:40,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:35:40,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:40,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:35:40,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,697 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,698 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:40,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:35:40,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,792 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:40,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:35:40,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:35:40,884 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 09:35:40,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:40,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:40,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:40,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:40,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:40,948 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:40,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:40,952 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:40,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:35:40,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:40,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:40,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:40,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:40,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:40,968 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:40,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:40,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,038 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,040 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:35:41,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:41,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:41,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,132 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:35:41,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,208 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,212 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:35:41,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,291 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:35:41,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,336 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:35:41,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,376 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:35:41,381 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 09:35:41,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,442 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:35:41,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:41,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:41,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,540 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:35:41,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,624 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:35:41,633 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 09:35:41,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,695 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,696 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:35:41,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,769 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,770 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:35:41,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,854 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:41,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:35:41,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,943 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,956 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 09:35:41,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:41,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:41,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:41,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:41,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:41,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:35:41,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:41,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:41,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:41,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:41,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:41,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:41,996 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:41,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:35:41,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:42,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:42,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:42,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:42,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:42,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:42,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:42,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:42,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:42,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:42,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:42,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:42,035 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:42,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:35:42,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:42,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:42,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:42,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:42,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:42,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:42,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:42,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:42,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:42,118 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:42,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:42,120 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:42,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:42,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:42,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:42,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:42,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:42,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:42,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:42,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:42,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:35:42,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:42,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:42,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:42,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:42,196 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:42,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:42,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:42,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:42,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:42,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:42,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:42,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:42,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:35:42,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:42,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:42,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:42,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:42,295 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:42,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:42,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:42,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:42,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:42,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:42,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:35:42,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:42,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:42,359 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:35:42,430 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 09:35:42,430 INFO L444 ModelExtractionUtils]: 9 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-28 09:35:42,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:42,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:42,448 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:42,500 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:35:42,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:35:42,533 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:35:42,534 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:35:42,534 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1 Supporting invariants [] [2021-10-28 09:35:42,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:42,749 INFO L297 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2021-10-28 09:35:42,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:42,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:35:42,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:42,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:35:42,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:43,145 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 09:35:43,150 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-28 09:35:43,151 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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 09:35:43,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:43,355 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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 45 transitions. Complement of second has 8 states. [2021-10-28 09:35:43,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-28 09:35:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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 09:35:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2021-10-28 09:35:43,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 2 letters. Loop has 8 letters. [2021-10-28 09:35:43,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:43,360 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 10 letters. Loop has 8 letters. [2021-10-28 09:35:43,361 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:43,361 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 2 letters. Loop has 16 letters. [2021-10-28 09:35:43,361 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:43,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 45 transitions. [2021-10-28 09:35:43,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 09:35:43,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 45 transitions. [2021-10-28 09:35:43,370 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:35:43,371 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-28 09:35:43,372 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 45 transitions. [2021-10-28 09:35:43,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:43,372 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 45 transitions. [2021-10-28 09:35:43,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 45 transitions. [2021-10-28 09:35:43,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2021-10-28 09:35:43,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 29 states have internal predecessors, (43), 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 09:35:43,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 43 transitions. [2021-10-28 09:35:43,375 INFO L704 BuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2021-10-28 09:35:43,375 INFO L587 BuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2021-10-28 09:35:43,375 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:35:43,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 43 transitions. [2021-10-28 09:35:43,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 09:35:43,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:43,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:43,377 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 09:35:43,377 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:43,377 INFO L791 eck$LassoCheckResult]: Stem: 247#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 248#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 262#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 271#L555-1 [2021-10-28 09:35:43,377 INFO L793 eck$LassoCheckResult]: Loop: 271#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 249#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 250#L555-4 assume test_fun_#t~short13; 258#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 263#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 265#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 253#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 254#L559 assume !(test_fun_#t~mem20 == test_fun_#t~mem21);havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem23 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem23 - 1, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem23; 267#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 271#L555-1 [2021-10-28 09:35:43,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:43,377 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-10-28 09:35:43,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:43,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509481990] [2021-10-28 09:35:43,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:43,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,399 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,419 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:43,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:43,420 INFO L85 PathProgramCache]: Analyzing trace with hash 572463690, now seen corresponding path program 1 times [2021-10-28 09:35:43,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:43,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323261578] [2021-10-28 09:35:43,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:43,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,437 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,456 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:43,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:43,457 INFO L85 PathProgramCache]: Analyzing trace with hash -198955769, now seen corresponding path program 1 times [2021-10-28 09:35:43,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:43,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885940794] [2021-10-28 09:35:43,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:43,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,491 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:43,550 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:44,886 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:35:44,886 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:35:44,886 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:35:44,887 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:35:44,887 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:35:44,887 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:44,887 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:35:44,887 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:35:44,887 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.11-alloca.i_Iteration3_Lasso [2021-10-28 09:35:44,887 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:35:44,887 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:35:44,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,902 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 09:35:44,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,907 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 09:35:44,910 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 09:35:44,913 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 09:35:44,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,918 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 09:35:44,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:44,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:45,908 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 09:35:45,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:45,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:45,918 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 09:35:45,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:45,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:45,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:46,802 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:35:46,807 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:35:46,808 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:46,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:46,810 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:46,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:35:46,813 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 09:35:46,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:46,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:46,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:46,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:46,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:46,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:46,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:46,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:46,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:46,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:46,853 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:46,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:35:46,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:46,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:46,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:46,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:46,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:46,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:46,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:46,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:46,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:46,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:46,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:46,920 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:46,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 09:35:46,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:46,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:46,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:46,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:46,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:46,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:46,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:46,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:46,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:46,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:46,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:46,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:46,958 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:46,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 09:35:46,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:46,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:46,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:46,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:46,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:46,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:46,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:46,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:46,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,005 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 09:35:47,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,043 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 09:35:47,044 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 09:35:47,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,079 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,080 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 09:35:47,082 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 09:35:47,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,117 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,119 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 09:35:47,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:47,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 09:35:47,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,158 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 09:35:47,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:47,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-28 09:35:47,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,251 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 09:35:47,252 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 09:35:47,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-28 09:35:47,288 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,289 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 09:35:47,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-28 09:35:47,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,329 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 09:35:47,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,371 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 09:35:47,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,417 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 09:35:47,420 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 09:35:47,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,475 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,476 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 09:35:47,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-10-28 09:35:47,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,515 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 09:35:47,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,633 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,634 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 09:35:47,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:47,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,709 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 09:35:47,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-28 09:35:47,765 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,765 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 09:35:47,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:47,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:47,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:47,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-28 09:35:47,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,804 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 09:35:47,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:47,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 09:35:47,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,900 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 09:35:47,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:47,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:47,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:47,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:47,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:47,975 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:47,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 09:35:47,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:47,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:47,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:47,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:47,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:47,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:47,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:48,031 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,032 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 09:35:48,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:48,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:48,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:48,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:48,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-10-28 09:35:48,081 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,082 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 09:35:48,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:48,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:48,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:48,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,105 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:48,105 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:48,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,186 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 09:35:48,192 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 09:35:48,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:48,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:48,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:48,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-28 09:35:48,238 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,239 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 09:35:48,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:48,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:48,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:48,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:48,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-28 09:35:48,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,280 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 09:35:48,282 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 09:35:48,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:48,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:48,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:48,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:48,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:48,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-28 09:35:48,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,360 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:48,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:48,374 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 09:35:48,375 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:35:48,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:48,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 09:35:48,406 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-10-28 09:35:48,407 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:35:48,477 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:35:48,527 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 09:35:48,527 INFO L444 ModelExtractionUtils]: 49 out of 56 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-28 09:35:48,528 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:48,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:48,529 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:48,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 09:35:48,531 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:35:48,564 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2021-10-28 09:35:48,564 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:35:48,564 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_2 Supporting invariants [] [2021-10-28 09:35:48,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:48,661 INFO L297 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2021-10-28 09:35:48,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:48,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:35:48,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:48,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:35:48,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:49,082 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-10-28 09:35:49,083 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 49 treesize of output 48 [2021-10-28 09:35:49,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:49,334 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 09:35:49,335 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-28 09:35:49,336 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 43 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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 09:35:49,517 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 43 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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 64 states and 97 transitions. Complement of second has 10 states. [2021-10-28 09:35:49,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2021-10-28 09:35:49,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 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 09:35:49,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 23 transitions. [2021-10-28 09:35:49,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 3 letters. Loop has 9 letters. [2021-10-28 09:35:49,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:49,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 12 letters. Loop has 9 letters. [2021-10-28 09:35:49,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:49,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 3 letters. Loop has 18 letters. [2021-10-28 09:35:49,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:49,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 97 transitions. [2021-10-28 09:35:49,525 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 09:35:49,528 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 64 states and 97 transitions. [2021-10-28 09:35:49,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2021-10-28 09:35:49,528 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-10-28 09:35:49,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 97 transitions. [2021-10-28 09:35:49,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:49,529 INFO L681 BuchiCegarLoop]: Abstraction has 64 states and 97 transitions. [2021-10-28 09:35:49,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states and 97 transitions. [2021-10-28 09:35:49,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 62. [2021-10-28 09:35:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.5161290322580645) internal successors, (94), 61 states have internal predecessors, (94), 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 09:35:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 94 transitions. [2021-10-28 09:35:49,538 INFO L704 BuchiCegarLoop]: Abstraction has 62 states and 94 transitions. [2021-10-28 09:35:49,538 INFO L587 BuchiCegarLoop]: Abstraction has 62 states and 94 transitions. [2021-10-28 09:35:49,539 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:35:49,539 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 94 transitions. [2021-10-28 09:35:49,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2021-10-28 09:35:49,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:49,541 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:49,542 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 09:35:49,542 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:49,543 INFO L791 eck$LassoCheckResult]: Stem: 491#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 492#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 505#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 542#L555-1 assume !test_fun_#t~short8; 493#L555-3 [2021-10-28 09:35:49,543 INFO L793 eck$LassoCheckResult]: Loop: 493#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 494#L555-4 assume test_fun_#t~short13; 501#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 510#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 511#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 497#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 498#L559 assume test_fun_#t~mem20 == test_fun_#t~mem21;havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem22 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem22 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem22; 514#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 520#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 493#L555-3 [2021-10-28 09:35:49,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:49,544 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-28 09:35:49,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:49,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087646338] [2021-10-28 09:35:49,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:49,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:49,564 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:49,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:49,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash -162891098, now seen corresponding path program 1 times [2021-10-28 09:35:49,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:49,587 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191286713] [2021-10-28 09:35:49,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:49,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:49,607 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:49,626 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:49,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:49,627 INFO L85 PathProgramCache]: Analyzing trace with hash 2029276831, now seen corresponding path program 1 times [2021-10-28 09:35:49,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:49,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986711511] [2021-10-28 09:35:49,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:49,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:35:49,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:35:49,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986711511] [2021-10-28 09:35:49,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986711511] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:35:49,664 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:35:49,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:35:49,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800820907] [2021-10-28 09:35:50,020 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:35:50,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:35:50,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:35:50,021 INFO L87 Difference]: Start difference. First operand 62 states and 94 transitions. cyclomatic complexity: 36 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 09:35:50,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:35:50,058 INFO L93 Difference]: Finished difference Result 90 states and 130 transitions. [2021-10-28 09:35:50,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:35:50,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 130 transitions. [2021-10-28 09:35:50,061 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 20 [2021-10-28 09:35:50,063 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 90 states and 130 transitions. [2021-10-28 09:35:50,063 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 09:35:50,063 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-10-28 09:35:50,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90 states and 130 transitions. [2021-10-28 09:35:50,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:50,064 INFO L681 BuchiCegarLoop]: Abstraction has 90 states and 130 transitions. [2021-10-28 09:35:50,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states and 130 transitions. [2021-10-28 09:35:50,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 70. [2021-10-28 09:35:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 70 states have (on average 1.457142857142857) internal successors, (102), 69 states have internal predecessors, (102), 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 09:35:50,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 102 transitions. [2021-10-28 09:35:50,071 INFO L704 BuchiCegarLoop]: Abstraction has 70 states and 102 transitions. [2021-10-28 09:35:50,072 INFO L587 BuchiCegarLoop]: Abstraction has 70 states and 102 transitions. [2021-10-28 09:35:50,072 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 09:35:50,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 70 states and 102 transitions. [2021-10-28 09:35:50,077 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2021-10-28 09:35:50,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:50,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:50,082 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 09:35:50,082 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:50,083 INFO L791 eck$LassoCheckResult]: Stem: 654#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 655#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 668#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 714#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 690#L555-3 [2021-10-28 09:35:50,083 INFO L793 eck$LassoCheckResult]: Loop: 690#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 715#L555-4 assume test_fun_#t~short13; 669#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 670#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 673#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 660#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 661#L559 assume test_fun_#t~mem20 == test_fun_#t~mem21;havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem22 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem22 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem22; 675#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 680#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 690#L555-3 [2021-10-28 09:35:50,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:50,084 INFO L85 PathProgramCache]: Analyzing trace with hash 925670, now seen corresponding path program 1 times [2021-10-28 09:35:50,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:50,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380070078] [2021-10-28 09:35:50,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:50,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,108 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,146 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:50,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:50,150 INFO L85 PathProgramCache]: Analyzing trace with hash -162891098, now seen corresponding path program 2 times [2021-10-28 09:35:50,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:50,151 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302460220] [2021-10-28 09:35:50,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:50,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,189 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,210 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:50,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:50,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1872663455, now seen corresponding path program 1 times [2021-10-28 09:35:50,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:50,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949154482] [2021-10-28 09:35:50,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:50,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,259 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:50,287 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:51,720 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:35:51,720 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:35:51,721 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:35:51,721 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:35:51,721 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:35:51,721 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:51,721 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:35:51,721 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:35:51,721 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.11-alloca.i_Iteration5_Lasso [2021-10-28 09:35:51,721 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:35:51,722 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:35:51,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,742 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 09:35:51,744 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 09:35:51,747 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 09:35:51,749 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 09:35:51,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,754 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 09:35:51,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,764 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 09:35:51,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,769 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 09:35:51,771 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 09:35:51,773 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 09:35:51,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:51,782 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 09:35:51,784 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 09:35:51,786 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 09:35:52,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:35:52,767 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 09:35:52,769 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 09:35:53,761 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:35:53,761 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:35:53,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:53,764 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:53,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 09:35:53,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:53,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:53,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:53,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:53,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:53,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:53,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:53,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:53,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:53,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-28 09:35:53,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:53,805 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:53,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 09:35:53,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:53,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:53,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:53,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:53,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:53,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:53,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:53,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:53,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:53,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:53,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:53,842 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:53,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 09:35:53,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:53,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:53,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:53,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:53,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:53,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:53,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:53,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:53,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:53,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-28 09:35:53,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:53,879 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:53,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 09:35:53,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:53,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:53,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:53,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:53,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:53,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:53,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:53,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:53,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:53,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:53,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:53,917 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:53,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 09:35:53,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:53,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:53,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:53,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:53,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:53,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:53,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:53,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:53,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-28 09:35:53,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:53,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,000 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 09:35:54,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-28 09:35:54,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,043 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 09:35:54,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-28 09:35:54,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,083 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-28 09:35:54,084 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 09:35:54,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,144 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 09:35:54,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,181 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 09:35:54,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,222 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 09:35:54,226 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 09:35:54,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-28 09:35:54,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,277 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 09:35:54,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-28 09:35:54,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,314 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 09:35:54,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 09:35:54,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,351 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 09:35:54,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,388 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 09:35:54,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,425 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 09:35:54,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,466 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 09:35:54,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,509 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 09:35:54,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,592 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 09:35:54,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,661 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,662 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 09:35:54,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,733 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 09:35:54,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,805 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 09:35:54,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,873 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:35:54,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:35:54,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:35:54,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 09:35:54,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,942 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:54,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:54,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:54,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:54,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:54,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:54,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:54,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 09:35:54,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:54,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:54,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:54,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:54,992 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:54,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 09:35:54,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:55,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:55,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:55,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:55,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:55,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:55,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:55,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:55,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-28 09:35:55,036 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:55,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:55,037 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:55,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 09:35:55,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:35:55,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:55,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:55,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:55,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:55,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:55,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:55,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:55,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:55,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:55,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:55,088 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:55,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 09:35:55,090 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 09:35:55,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:55,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:35:55,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:35:55,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:55,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:35:55,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:35:55,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:35:55,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-28 09:35:55,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:55,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:55,130 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:55,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 09:35:55,134 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 09:35:55,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:35:55,145 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 09:35:55,145 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:35:55,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:35:55,188 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-10-28 09:35:55,188 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:35:55,269 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:35:55,353 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-10-28 09:35:55,353 INFO L444 ModelExtractionUtils]: 38 out of 66 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-10-28 09:35:55,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:35:55,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:35:55,354 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:35:55,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 09:35:55,355 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:35:55,370 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2021-10-28 09:35:55,370 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:35:55,370 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_3 Supporting invariants [] [2021-10-28 09:35:55,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:55,469 INFO L297 tatePredicateManager]: 23 out of 23 supporting invariants were superfluous and have been removed [2021-10-28 09:35:55,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:55,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:35:55,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:55,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:35:55,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:35:55,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-28 09:35:55,843 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-10-28 09:35:55,844 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 49 treesize of output 48 [2021-10-28 09:35:55,990 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 09:35:55,991 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-28 09:35:55,991 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 70 states and 102 transitions. cyclomatic complexity: 36 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 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 09:35:56,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 70 states and 102 transitions. cyclomatic complexity: 36. Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 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) Result 204 states and 297 transitions. Complement of second has 10 states. [2021-10-28 09:35:56,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2021-10-28 09:35:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 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 09:35:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 37 transitions. [2021-10-28 09:35:56,114 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 37 transitions. Stem has 4 letters. Loop has 9 letters. [2021-10-28 09:35:56,114 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:56,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 37 transitions. Stem has 13 letters. Loop has 9 letters. [2021-10-28 09:35:56,115 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:56,115 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 37 transitions. Stem has 4 letters. Loop has 18 letters. [2021-10-28 09:35:56,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:35:56,117 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 204 states and 297 transitions. [2021-10-28 09:35:56,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 204 states to 54 states and 73 transitions. [2021-10-28 09:35:56,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:35:56,122 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-28 09:35:56,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 73 transitions. [2021-10-28 09:35:56,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:56,123 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2021-10-28 09:35:56,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 73 transitions. [2021-10-28 09:35:56,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-10-28 09:35:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 53 states have internal predecessors, (73), 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 09:35:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2021-10-28 09:35:56,129 INFO L704 BuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2021-10-28 09:35:56,129 INFO L587 BuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2021-10-28 09:35:56,129 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-28 09:35:56,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 73 transitions. [2021-10-28 09:35:56,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:56,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:56,131 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 09:35:56,131 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:56,131 INFO L791 eck$LassoCheckResult]: Stem: 1092#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1093#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 1104#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1135#L555-1 assume !test_fun_#t~short8; 1094#L555-3 [2021-10-28 09:35:56,132 INFO L793 eck$LassoCheckResult]: Loop: 1094#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 1095#L555-4 assume !test_fun_#t~short13;call test_fun_#t~mem9 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short12 := test_fun_#t~mem9 < 0; 1102#L555-6 assume test_fun_#t~short12;call test_fun_#t~mem11 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem10 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short12 := test_fun_#t~mem11 > -2147483648 - test_fun_#t~mem10; 1115#L555-8 test_fun_#t~short13 := test_fun_#t~short12; 1105#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 1106#L555-10 assume !test_fun_#t~short16; 1109#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1098#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1099#L559 assume test_fun_#t~mem20 == test_fun_#t~mem21;havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem22 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem22 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem22; 1111#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1117#L555-1 assume !test_fun_#t~short8; 1094#L555-3 [2021-10-28 09:35:56,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,132 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 2 times [2021-10-28 09:35:56,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015804724] [2021-10-28 09:35:56,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,146 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,161 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:56,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1675651104, now seen corresponding path program 1 times [2021-10-28 09:35:56,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064376921] [2021-10-28 09:35:56,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:56,184 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 09:35:56,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:35:56,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064376921] [2021-10-28 09:35:56,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064376921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:35:56,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:35:56,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:35:56,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650680502] [2021-10-28 09:35:56,185 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:35:56,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:35:56,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:35:56,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:35:56,187 INFO L87 Difference]: Start difference. First operand 54 states and 73 transitions. cyclomatic complexity: 23 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 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 09:35:56,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:35:56,197 INFO L93 Difference]: Finished difference Result 58 states and 73 transitions. [2021-10-28 09:35:56,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:35:56,198 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 73 transitions. [2021-10-28 09:35:56,199 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,200 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 54 states and 69 transitions. [2021-10-28 09:35:56,200 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:35:56,200 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-28 09:35:56,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 69 transitions. [2021-10-28 09:35:56,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:56,201 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 69 transitions. [2021-10-28 09:35:56,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 69 transitions. [2021-10-28 09:35:56,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-10-28 09:35:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.2777777777777777) internal successors, (69), 53 states have internal predecessors, (69), 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 09:35:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2021-10-28 09:35:56,206 INFO L704 BuchiCegarLoop]: Abstraction has 54 states and 69 transitions. [2021-10-28 09:35:56,206 INFO L587 BuchiCegarLoop]: Abstraction has 54 states and 69 transitions. [2021-10-28 09:35:56,206 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-28 09:35:56,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 69 transitions. [2021-10-28 09:35:56,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:56,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:56,208 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 09:35:56,208 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:56,208 INFO L791 eck$LassoCheckResult]: Stem: 1210#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1211#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 1222#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1253#L555-1 assume !test_fun_#t~short8; 1212#L555-3 [2021-10-28 09:35:56,209 INFO L793 eck$LassoCheckResult]: Loop: 1212#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 1213#L555-4 assume !test_fun_#t~short13;call test_fun_#t~mem9 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short12 := test_fun_#t~mem9 < 0; 1220#L555-6 assume test_fun_#t~short12;call test_fun_#t~mem11 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem10 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short12 := test_fun_#t~mem11 > -2147483648 - test_fun_#t~mem10; 1233#L555-8 test_fun_#t~short13 := test_fun_#t~short12; 1223#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 1224#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 1227#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1216#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1217#L559 assume test_fun_#t~mem20 == test_fun_#t~mem21;havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem22 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem22 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem22; 1229#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1235#L555-1 assume !test_fun_#t~short8; 1212#L555-3 [2021-10-28 09:35:56,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,209 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 3 times [2021-10-28 09:35:56,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,210 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140068836] [2021-10-28 09:35:56,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,224 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:56,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1732909406, now seen corresponding path program 1 times [2021-10-28 09:35:56,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495621042] [2021-10-28 09:35:56,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:56,360 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 09:35:56,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:35:56,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495621042] [2021-10-28 09:35:56,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495621042] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:35:56,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:35:56,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:35:56,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223598294] [2021-10-28 09:35:56,362 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:35:56,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:35:56,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:35:56,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:35:56,363 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. cyclomatic complexity: 19 Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 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 09:35:56,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:35:56,485 INFO L93 Difference]: Finished difference Result 78 states and 93 transitions. [2021-10-28 09:35:56,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:35:56,486 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 93 transitions. [2021-10-28 09:35:56,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 86 transitions. [2021-10-28 09:35:56,488 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 09:35:56,488 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-10-28 09:35:56,488 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 86 transitions. [2021-10-28 09:35:56,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:35:56,489 INFO L681 BuchiCegarLoop]: Abstraction has 71 states and 86 transitions. [2021-10-28 09:35:56,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 86 transitions. [2021-10-28 09:35:56,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-28 09:35:56,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.2112676056338028) internal successors, (86), 70 states have internal predecessors, (86), 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 09:35:56,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 86 transitions. [2021-10-28 09:35:56,496 INFO L704 BuchiCegarLoop]: Abstraction has 71 states and 86 transitions. [2021-10-28 09:35:56,496 INFO L587 BuchiCegarLoop]: Abstraction has 71 states and 86 transitions. [2021-10-28 09:35:56,496 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-28 09:35:56,497 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 86 transitions. [2021-10-28 09:35:56,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2021-10-28 09:35:56,497 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:35:56,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:35:56,498 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-28 09:35:56,498 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:35:56,499 INFO L791 eck$LassoCheckResult]: Stem: 1358#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1359#L-1 havoc main_#res;havoc main_#t~nondet25, main_#t~nondet26, main_#t~ret27;test_fun_#in~x, test_fun_#in~y := main_#t~nondet25, main_#t~nondet26;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem21, test_fun_#t~mem22, test_fun_#t~mem23, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem24, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 1371#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1410#L555-1 assume !test_fun_#t~short8; 1360#L555-3 [2021-10-28 09:35:56,499 INFO L793 eck$LassoCheckResult]: Loop: 1360#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 1361#L555-4 assume !test_fun_#t~short13;call test_fun_#t~mem9 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short12 := test_fun_#t~mem9 < 0; 1368#L555-6 assume !test_fun_#t~short12; 1381#L555-8 test_fun_#t~short13 := test_fun_#t~short12; 1372#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 1373#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 1376#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~mem5;havoc test_fun_#t~mem7;havoc test_fun_#t~mem6;havoc test_fun_#t~short8;havoc test_fun_#t~mem9;havoc test_fun_#t~mem11;havoc test_fun_#t~mem10;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem14;havoc test_fun_#t~mem15;havoc test_fun_#t~short16;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem18 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1364#L556 assume !(test_fun_#t~mem17 > test_fun_#t~mem18);havoc test_fun_#t~mem17;havoc test_fun_#t~mem18;call test_fun_#t~mem20 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem21 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 1365#L559 assume test_fun_#t~mem20 == test_fun_#t~mem21;havoc test_fun_#t~mem20;havoc test_fun_#t~mem21;call test_fun_#t~mem22 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem22 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem22; 1378#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 1385#L555-1 assume !test_fun_#t~short8; 1360#L555-3 [2021-10-28 09:35:56,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,499 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 4 times [2021-10-28 09:35:56,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,500 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118040535] [2021-10-28 09:35:56,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,511 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:35:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:35:56,525 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:35:56,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:35:56,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1052851036, now seen corresponding path program 1 times [2021-10-28 09:35:56,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:35:56,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723210064] [2021-10-28 09:35:56,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:35:56,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:35:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:35:56,561 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 09:35:56,561 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:35:56,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723210064] [2021-10-28 09:35:56,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723210064] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:35:56,562 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:35:56,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:35:56,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304265423] [2021-10-28 09:35:56,562 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:35:56,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:35:56,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:35:56,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:35:56,563 INFO L87 Difference]: Start difference. First operand 71 states and 86 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 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 09:35:56,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:35:56,598 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2021-10-28 09:35:56,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:35:56,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 62 transitions. [2021-10-28 09:35:56,599 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:35:56,599 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 0 states and 0 transitions. [2021-10-28 09:35:56,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:35:56,599 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:35:56,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:35:56,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:35:56,599 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:35:56,599 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:35:56,600 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:35:56,600 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-28 09:35:56,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:35:56,600 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:35:56,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:35:56,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:35:56 BoogieIcfgContainer [2021-10-28 09:35:56,607 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:35:56,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:35:56,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:35:56,608 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:35:56,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:35:36" (3/4) ... [2021-10-28 09:35:56,612 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:35:56,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:35:56,613 INFO L168 Benchmark]: Toolchain (without parser) took 21451.85 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 66.6 MB in the beginning and 55.5 MB in the end (delta: 11.1 MB). Peak memory consumption was 61.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,614 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory was 83.8 MB in the beginning and 83.8 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:35:56,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.20 ms. Allocated memory is still 109.1 MB. Free memory was 66.4 MB in the beginning and 77.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.17 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 76.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,615 INFO L168 Benchmark]: Boogie Preprocessor took 68.56 ms. Allocated memory is still 109.1 MB. Free memory was 76.0 MB in the beginning and 74.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,616 INFO L168 Benchmark]: RCFGBuilder took 564.94 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 62.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,616 INFO L168 Benchmark]: BuchiAutomizer took 20078.71 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 62.1 MB in the beginning and 55.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 57.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:35:56,617 INFO L168 Benchmark]: Witness Printer took 5.06 ms. Allocated memory is still 159.4 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:35:56,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory was 83.8 MB in the beginning and 83.8 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 666.20 ms. Allocated memory is still 109.1 MB. Free memory was 66.4 MB in the beginning and 77.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.17 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 76.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.56 ms. Allocated memory is still 109.1 MB. Free memory was 76.0 MB in the beginning and 74.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 564.94 ms. Allocated memory is still 109.1 MB. Free memory was 74.7 MB in the beginning and 62.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 20078.71 ms. Allocated memory was 109.1 MB in the beginning and 159.4 MB in the end (delta: 50.3 MB). Free memory was 62.1 MB in the beginning and 55.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 57.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.06 ms. Allocated memory is still 159.4 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (5 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 6 locations. 5 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 20.0s and 9 iterations. TraceHistogramMax:1. Analysis of lassos took 17.3s. Construction of modules took 0.3s. Büchi inclusion checks took 2.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 6. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 24 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 71 states and ocurred in iteration 7. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 132 SDtfs, 80 SDslu, 180 SDs, 0 SdLazy, 216 SolverSat, 33 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont0 unkn0 SFLI4 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital316 mio100 ax105 hnf100 lsp94 ukn81 mio100 lsp33 div100 bol107 ite100 ukn100 eq157 hnf90 smp89 dnf262 smp65 tf100 neg99 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 205ms VariablesStem: 10 VariablesLoop: 7 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:35:56,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab7bfe2a-074f-49fb-a54d-74664f3aea02/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...