./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/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_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/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 32bit --witnessprinter.graph.data.programhash 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:05:02,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:05:02,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:05:02,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:05:02,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:05:02,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:05:02,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:05:02,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:05:02,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:05:02,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:05:02,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:05:02,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:05:02,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:05:02,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:05:02,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:05:02,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:05:02,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:05:02,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:05:02,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:05:02,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:05:02,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:05:02,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:05:02,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:05:02,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:05:02,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:05:02,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:05:02,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:05:02,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:05:02,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:05:02,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:05:02,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:05:02,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:05:02,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:05:02,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:05:02,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:05:02,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:05:02,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:05:02,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:05:02,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:05:02,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:05:02,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:05:02,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:05:02,242 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:05:02,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:05:02,245 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:05:02,245 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:05:02,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:05:02,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:05:02,248 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:05:02,248 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:05:02,248 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:05:02,249 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:05:02,250 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:05:02,250 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:05:02,250 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:05:02,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:05:02,251 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:05:02,251 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:05:02,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:05:02,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:05:02,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:05:02,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:05:02,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:05:02,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:05:02,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:05:02,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:05:02,254 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:05:02,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:05:02,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:05:02,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:05:02,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:05:02,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:05:02,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:05:02,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:05:02,259 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:05:02,259 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_b2336d66-b38b-4cca-b79e-487406edadda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2021-10-28 09:05:02,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:05:02,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:05:02,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:05:02,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:05:02,569 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:05:02,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-28 09:05:02,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/data/97d0c2bd4/96dd39ff24ff436c905fff379ab08ba4/FLAGa1789765f [2021-10-28 09:05:03,145 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:05:03,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-28 09:05:03,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/data/97d0c2bd4/96dd39ff24ff436c905fff379ab08ba4/FLAGa1789765f [2021-10-28 09:05:03,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/data/97d0c2bd4/96dd39ff24ff436c905fff379ab08ba4 [2021-10-28 09:05:03,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:05:03,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:05:03,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:03,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:05:03,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:05:03,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6227a58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03, skipping insertion in model container [2021-10-28 09:05:03,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:05:03,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:05:03,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-28 09:05:03,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:03,767 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:05:03,797 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-28 09:05:03,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:05:03,813 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:05:03,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03 WrapperNode [2021-10-28 09:05:03,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:05:03,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:03,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:05:03,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:05:03,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:05:03,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:05:03,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:05:03,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:05:03,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:05:03,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:05:03,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:05:03,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:05:03,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (1/1) ... [2021-10-28 09:05:03,900 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:03,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:03,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:03,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:05:03,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:05:04,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:05:04,000 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-28 09:05:04,000 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-28 09:05:04,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:05:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:05:04,001 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-28 09:05:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-28 09:05:04,287 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:05:04,302 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 09:05:04,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:04 BoogieIcfgContainer [2021-10-28 09:05:04,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:05:04,306 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:05:04,307 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:05:04,311 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:05:04,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:05:04,312 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:05:03" (1/3) ... [2021-10-28 09:05:04,327 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d63f7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:05:04, skipping insertion in model container [2021-10-28 09:05:04,327 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:05:04,328 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:05:03" (2/3) ... [2021-10-28 09:05:04,328 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d63f7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:05:04, skipping insertion in model container [2021-10-28 09:05:04,328 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:05:04,329 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:04" (3/3) ... [2021-10-28 09:05:04,330 INFO L389 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-2.c [2021-10-28 09:05:04,384 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:05:04,385 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:05:04,385 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:05:04,385 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:05:04,385 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:05:04,386 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:05:04,386 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:05:04,386 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:05:04,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 09:05:04,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 09:05:04,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:05:04,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:05:04,439 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 09:05:04,439 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-28 09:05:04,439 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:05:04,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 09:05:04,444 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 09:05:04,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:05:04,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:05:04,446 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 09:05:04,446 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-28 09:05:04,454 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(14);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 9#L-1true havoc main_#res;havoc main_#t~ret9, main_~input~0, main_~result~0;main_~input~0 := 5; 14#L21true call main_#t~ret9 := id(main_~input~0);< 10#idENTRYtrue [2021-10-28 09:05:04,455 INFO L793 eck$LassoCheckResult]: Loop: 10#idENTRYtrue ~x := #in~x; 7#L10true assume !(0 == ~x); 20#L11true call #t~ret7 := id2(~x - 1);< 5#id2ENTRYtrue ~x := #in~x; 17#L15true assume !(0 == ~x); 8#L16true call #t~ret8 := id(~x - 1);< 10#idENTRYtrue [2021-10-28 09:05:04,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:04,462 INFO L85 PathProgramCache]: Analyzing trace with hash 37822, now seen corresponding path program 1 times [2021-10-28 09:05:04,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:04,480 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835130039] [2021-10-28 09:05:04,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:04,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,618 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:05:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,687 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:05:04,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:04,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1571952061, now seen corresponding path program 1 times [2021-10-28 09:05:04,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:04,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806152363] [2021-10-28 09:05:04,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:04,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,702 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:05:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,712 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:05:04,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:04,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1615714374, now seen corresponding path program 1 times [2021-10-28 09:05:04,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:05:04,715 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138689102] [2021-10-28 09:05:04,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:05:04,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:05:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,743 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:05:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:05:04,796 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:05:04,974 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:05:04,975 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:05:04,975 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:05:04,975 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:05:04,976 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:05:04,976 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:04,976 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:05:04,976 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:05:04,976 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Loop [2021-10-28 09:05:04,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:05:04,977 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:05:04,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:04,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:05,135 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:05:05,136 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:05:05,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:05:05,183 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,183 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret8=0} Honda state: {id2_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:05,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:05:05,240 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,262 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,262 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret7=0} Honda state: {id_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:05,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,307 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:05:05,345 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,345 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:05,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,372 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:05:05,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-28 09:05:05,431 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,434 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:05:05,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:05:05,533 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,534 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-5} Honda state: {id_#in~x=-5} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=-2}, {id_#in~x=0}] Lambdas: [9, 1, 3] Nus: [0, 1] [2021-10-28 09:05:05,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-28 09:05:05,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,561 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:05:05,563 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,563 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,573 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,573 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_~x=0} Honda state: {id2_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-28 09:05:05,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,619 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:05:05,621 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,622 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,653 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,653 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:05,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,711 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:05:05,743 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,744 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:05,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:05,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:05,790 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:05,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:05:05,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:05:05,797 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:05:05,808 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:05:05,808 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:05:05,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:06,518 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:05:06,518 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:05:06,518 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:05:06,518 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:05:06,519 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:05:06,519 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:06,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:05:06,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:05:06,519 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Lasso [2021-10-28 09:05:06,519 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:05:06,519 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:05:06,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:06,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:05:07,059 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:05:07,065 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:05:07,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,068 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:05:07,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:07,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:07,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,172 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:05:07,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,243 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,251 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:05:07,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,304 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:05:07,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,352 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:05:07,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,417 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:05:07,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,507 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,508 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:05:07,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,521 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:07,521 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:07,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,565 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:05:07,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-28 09:05:07,608 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,609 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:05:07,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-28 09:05:07,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,664 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:05:07,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,731 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,736 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:05:07,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:07,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:07,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:07,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:07,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,788 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:05:07,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:07,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:07,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 09:05:07,864 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,867 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:05:07,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:07,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:07,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:07,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-28 09:05:07,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:07,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:07,925 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:07,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:05:07,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:07,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:07,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:07,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:07,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:07,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:07,950 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:07,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,016 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,018 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:05:08,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-28 09:05:08,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,086 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:05:08,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,182 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:05:08,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,234 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,235 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:05:08,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,276 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:05:08,278 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 09:05:08,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-28 09:05:08,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,316 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 09:05:08,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,403 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 09:05:08,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,486 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 09:05:08,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,580 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 09:05:08,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-28 09:05:08,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,617 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 09:05:08,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,691 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 09:05:08,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 09:05:08,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,754 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 09:05:08,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:05:08,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:05:08,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,835 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 09:05:08,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,904 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 09:05:08,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-28 09:05:08,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,938 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 09:05:08,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:08,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:08,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:08,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:08,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:08,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:08,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:08,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:08,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:08,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:08,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:08,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:08,990 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:08,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 09:05:08,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:09,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:09,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:05:09,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:09,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:05:09,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:09,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:05:09,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:05:09,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:05:09,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-28 09:05:09,031 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:09,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:09,031 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:09,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 09:05:09,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:05:09,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:05:09,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:05:09,042 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:05:09,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:05:09,049 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-28 09:05:09,049 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 09:05:09,068 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:05:09,108 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 09:05:09,108 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-28 09:05:09,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:05:09,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:05:09,118 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:05:09,134 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:05:09,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 09:05:09,161 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-28 09:05:09,161 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:05:09,162 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2021-10-28 09:05:09,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:09,275 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-28 09:05:09,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:05:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:09,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:05:09,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:05:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:05:09,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 09:05:09,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:05:09,682 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 09:05:09,704 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-28 09:05:09,706 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:09,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 09:05:10,040 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 62 transitions. Complement of second has 23 states. [2021-10-28 09:05:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-28 09:05:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:05:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2021-10-28 09:05:10,046 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2021-10-28 09:05:10,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:05:10,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2021-10-28 09:05:10,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:05:10,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2021-10-28 09:05:10,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:05:10,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 62 transitions. [2021-10-28 09:05:10,055 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:05:10,057 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 0 states and 0 transitions. [2021-10-28 09:05:10,059 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:05:10,059 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:05:10,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:05:10,060 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:05:10,060 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:05:10,060 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:05:10,060 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:05:10,060 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:05:10,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:05:10,061 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:05:10,061 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:05:10,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:05:10 BoogieIcfgContainer [2021-10-28 09:05:10,068 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:05:10,068 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:05:10,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:05:10,069 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:05:10,069 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:05:04" (3/4) ... [2021-10-28 09:05:10,073 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:05:10,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:05:10,075 INFO L168 Benchmark]: Toolchain (without parser) took 6552.66 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 64.3 MB in the beginning and 87.5 MB in the end (delta: -23.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:05:10,076 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:05:10,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.05 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 64.3 MB in the beginning and 103.8 MB in the end (delta: -39.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:05:10,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.62 ms. Allocated memory is still 127.9 MB. Free memory was 103.8 MB in the beginning and 102.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:05:10,078 INFO L168 Benchmark]: Boogie Preprocessor took 28.01 ms. Allocated memory is still 127.9 MB. Free memory was 102.3 MB in the beginning and 101.6 MB in the end (delta: 678.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:05:10,078 INFO L168 Benchmark]: RCFGBuilder took 417.92 ms. Allocated memory is still 127.9 MB. Free memory was 101.6 MB in the beginning and 92.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:05:10,079 INFO L168 Benchmark]: BuchiAutomizer took 5761.60 ms. Allocated memory is still 127.9 MB. Free memory was 91.8 MB in the beginning and 87.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:05:10,080 INFO L168 Benchmark]: Witness Printer took 4.75 ms. Allocated memory is still 127.9 MB. Free memory is still 87.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:05:10,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 291.05 ms. Allocated memory was 98.6 MB in the beginning and 127.9 MB in the end (delta: 29.4 MB). Free memory was 64.3 MB in the beginning and 103.8 MB in the end (delta: -39.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.62 ms. Allocated memory is still 127.9 MB. Free memory was 103.8 MB in the beginning and 102.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.01 ms. Allocated memory is still 127.9 MB. Free memory was 102.3 MB in the beginning and 101.6 MB in the end (delta: 678.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 417.92 ms. Allocated memory is still 127.9 MB. Free memory was 101.6 MB in the beginning and 92.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5761.60 ms. Allocated memory is still 127.9 MB. Free memory was 91.8 MB in the beginning and 87.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 6.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.75 ms. Allocated memory is still 127.9 MB. Free memory is still 87.5 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 16 SDslu, 21 SDs, 0 SdLazy, 76 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital72 mio100 ax100 hnf100 lsp87 ukn73 mio100 lsp73 div100 bol100 ite100 ukn100 eq199 hnf97 smp100 dnf249 smp40 tf102 neg94 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 131ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:05:10,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2336d66-b38b-4cca-b79e-487406edadda/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...