./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8 --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 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:45:09,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:45:09,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:45:09,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:45:09,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:45:09,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:45:09,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:45:09,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:45:09,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:45:09,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:45:09,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:45:09,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:45:09,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:45:09,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:45:09,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:45:09,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:45:09,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:45:09,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:45:09,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:45:09,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:45:09,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:45:09,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:45:09,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:45:09,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:45:09,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:45:09,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:45:09,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:45:09,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:45:09,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:45:09,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:45:09,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:45:09,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:45:09,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:45:09,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:45:09,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:45:09,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:45:09,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:45:09,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:45:09,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:45:09,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:45:09,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:45:09,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 21:45:09,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:45:09,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:45:09,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:45:09,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:45:09,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:45:09,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:45:09,179 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:45:09,179 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 21:45:09,179 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 21:45:09,179 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 21:45:09,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 21:45:09,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:45:09,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:45:09,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 21:45:09,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:45:09,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:45:09,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:45:09,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:45:09,183 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 21:45:09,183 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_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 [2022-12-13 21:45:09,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:45:09,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:45:09,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:45:09,376 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:45:09,376 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:45:09,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-12-13 21:45:11,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:45:12,106 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:45:12,106 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-12-13 21:45:12,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/data/b7c50bb79/80ff6c6b5b204ab0a45732fcc59cb435/FLAGa95b8f42d [2022-12-13 21:45:12,504 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/data/b7c50bb79/80ff6c6b5b204ab0a45732fcc59cb435 [2022-12-13 21:45:12,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:45:12,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:45:12,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:45:12,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:45:12,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:45:12,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e907d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12, skipping insertion in model container [2022-12-13 21:45:12,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:45:12,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:45:12,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:45:12,719 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:45:12,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:45:12,759 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:45:12,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12 WrapperNode [2022-12-13 21:45:12,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:45:12,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:45:12,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:45:12,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:45:12,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,788 INFO L138 Inliner]: procedures = 119, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2022-12-13 21:45:12,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:45:12,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:45:12,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:45:12,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:45:12,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,805 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:45:12,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:45:12,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:45:12,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:45:12,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (1/1) ... [2022-12-13 21:45:12,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:12,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:12,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:12,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:45:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:45:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:45:12,945 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:45:12,947 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:45:13,119 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:45:13,125 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:45:13,125 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-13 21:45:13,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:45:13 BoogieIcfgContainer [2022-12-13 21:45:13,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:45:13,129 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 21:45:13,129 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 21:45:13,133 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 21:45:13,133 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:45:13,134 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 09:45:12" (1/3) ... [2022-12-13 21:45:13,134 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fd5f054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:45:13, skipping insertion in model container [2022-12-13 21:45:13,135 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:45:13,135 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:45:12" (2/3) ... [2022-12-13 21:45:13,135 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fd5f054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:45:13, skipping insertion in model container [2022-12-13 21:45:13,135 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:45:13,135 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:45:13" (3/3) ... [2022-12-13 21:45:13,138 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpncpy-alloca-1.i [2022-12-13 21:45:13,191 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 21:45:13,192 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 21:45:13,192 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 21:45:13,192 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 21:45:13,192 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 21:45:13,192 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 21:45:13,192 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 21:45:13,192 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 21:45:13,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:13,211 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-12-13 21:45:13,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:45:13,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:45:13,215 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 21:45:13,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:45:13,215 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 21:45:13,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:13,217 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-12-13 21:45:13,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:45:13,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:45:13,217 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 21:45:13,217 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:45:13,223 INFO L748 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 4#L534true assume !(main_~length~0#1 < 1); 13#L534-2true assume !(main_~n~0#1 < 1); 5#L537-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 20#L543-3true [2022-12-13 21:45:13,223 INFO L750 eck$LassoCheckResult]: Loop: 20#L543-3true assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet16#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 14#L543-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 20#L543-3true [2022-12-13 21:45:13,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:13,227 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-12-13 21:45:13,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:13,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61869611] [2022-12-13 21:45:13,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,315 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,338 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:13,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:13,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-12-13 21:45:13,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:13,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848253571] [2022-12-13 21:45:13,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:13,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:13,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:13,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-12-13 21:45:13,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:13,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056582967] [2022-12-13 21:45:13,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:13,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:13,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:13,755 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:45:13,755 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:45:13,756 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:45:13,756 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:45:13,756 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:45:13,756 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:13,756 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:45:13,756 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:45:13,756 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration1_Lasso [2022-12-13 21:45:13,756 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:45:13,756 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:45:13,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:13,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:14,238 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:45:14,241 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:45:14,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,244 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 21:45:14,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:14,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,267 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 21:45:14,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 21:45:14,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,285 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 21:45:14,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 21:45:14,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,309 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 21:45:14,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:14,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,331 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 21:45:14,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 21:45:14,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,349 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 21:45:14,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 21:45:14,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,367 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 21:45:14,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:14,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,389 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 21:45:14,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 21:45:14,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,410 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 21:45:14,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:14,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,428 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 21:45:14,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 21:45:14,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,451 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 21:45:14,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 21:45:14,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,470 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 21:45:14,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 21:45:14,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,493 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 21:45:14,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 21:45:14,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,519 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 21:45:14,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 21:45:14,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,550 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 21:45:14,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:14,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:14,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:14,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:14,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 21:45:14,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,570 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 21:45:14,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:14,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:14,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:14,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:14,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:14,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:14,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:14,602 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:45:14,629 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-12-13 21:45:14,629 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-12-13 21:45:14,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:14,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:14,656 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:14,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 21:45:14,664 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:45:14,676 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:45:14,676 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:45:14,676 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~length~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~length~0#1 Supporting invariants [] [2022-12-13 21:45:14,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 21:45:14,699 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-12-13 21:45:14,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:14,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:45:14,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:14,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:45:14,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:45:14,795 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 21:45:14,797 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:14,840 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 70 transitions. Complement of second has 7 states. [2022-12-13 21:45:14,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 21:45:14,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 47 transitions. [2022-12-13 21:45:14,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 5 letters. Loop has 2 letters. [2022-12-13 21:45:14,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:14,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 7 letters. Loop has 2 letters. [2022-12-13 21:45:14,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:14,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 47 transitions. Stem has 5 letters. Loop has 4 letters. [2022-12-13 21:45:14,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:14,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 70 transitions. [2022-12-13 21:45:14,851 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:45:14,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 16 states and 21 transitions. [2022-12-13 21:45:14,854 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-12-13 21:45:14,854 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-12-13 21:45:14,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2022-12-13 21:45:14,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:45:14,855 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-12-13 21:45:14,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2022-12-13 21:45:14,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-12-13 21:45:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2022-12-13 21:45:14,873 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-12-13 21:45:14,873 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-12-13 21:45:14,873 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 21:45:14,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2022-12-13 21:45:14,874 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:45:14,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:45:14,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:45:14,874 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:45:14,874 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 21:45:14,874 INFO L748 eck$LassoCheckResult]: Stem: 154#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 145#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 139#L534 assume !(main_~length~0#1 < 1); 140#L534-2 assume !(main_~n~0#1 < 1); 141#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 142#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 146#L543-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 147#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 143#L520-4 [2022-12-13 21:45:14,875 INFO L750 eck$LassoCheckResult]: Loop: 143#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 144#L521 assume !(0 == cstpncpy_#t~mem7#1);havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1; 149#L520-1 cstpncpy_#t~pre4#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 148#L520-2 assume !!(0 != cstpncpy_#t~pre4#1 % 4294967296);havoc cstpncpy_#t~pre4#1; 143#L520-4 [2022-12-13 21:45:14,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:14,875 INFO L85 PathProgramCache]: Analyzing trace with hash 180430706, now seen corresponding path program 1 times [2022-12-13 21:45:14,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:14,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773529444] [2022-12-13 21:45:14,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:14,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:14,925 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:14,959 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:14,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:14,960 INFO L85 PathProgramCache]: Analyzing trace with hash 2049688, now seen corresponding path program 1 times [2022-12-13 21:45:14,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:14,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676444857] [2022-12-13 21:45:14,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:14,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:14,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:14,985 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:14,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:14,985 INFO L85 PathProgramCache]: Analyzing trace with hash -299020919, now seen corresponding path program 1 times [2022-12-13 21:45:14,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:14,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139430961] [2022-12-13 21:45:14,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:14,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:15,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 21:45:15,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:45:15,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:45:15,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139430961] [2022-12-13 21:45:15,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139430961] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:45:15,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:45:15,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 21:45:15,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503212074] [2022-12-13 21:45:15,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:45:15,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:45:15,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:45:15,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:45:15,654 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:15,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:45:15,752 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2022-12-13 21:45:15,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 28 transitions. [2022-12-13 21:45:15,753 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-12-13 21:45:15,754 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 28 transitions. [2022-12-13 21:45:15,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-12-13 21:45:15,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-12-13 21:45:15,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2022-12-13 21:45:15,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:45:15,754 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-12-13 21:45:15,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2022-12-13 21:45:15,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2022-12-13 21:45:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:15,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2022-12-13 21:45:15,756 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 21:45:15,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:45:15,758 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 21:45:15,758 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 21:45:15,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2022-12-13 21:45:15,758 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-12-13 21:45:15,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:45:15,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:45:15,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:45:15,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 21:45:15,759 INFO L748 eck$LassoCheckResult]: Stem: 213#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 203#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 197#L534 assume !(main_~length~0#1 < 1); 198#L534-2 assume !(main_~n~0#1 < 1); 199#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 200#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 215#L543-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 214#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 201#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 202#L521 assume 0 == cstpncpy_#t~mem7#1;havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1;call write~$Pointer$(cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset - 1, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4); 208#L523-3 [2022-12-13 21:45:15,759 INFO L750 eck$LassoCheckResult]: Loop: 208#L523-3 cstpncpy_#t~pre8#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 209#L523-1 assume !!(0 != cstpncpy_#t~pre8#1 % 4294967296);havoc cstpncpy_#t~pre8#1;cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post9#1.base, 1 + cstpncpy_#t~post9#1.offset;call write~int(0, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, 1);havoc cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset; 208#L523-3 [2022-12-13 21:45:15,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:15,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1595217781, now seen corresponding path program 1 times [2022-12-13 21:45:15,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:15,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403276815] [2022-12-13 21:45:15,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:15,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,792 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:15,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:15,818 INFO L85 PathProgramCache]: Analyzing trace with hash 2374, now seen corresponding path program 1 times [2022-12-13 21:45:15,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:15,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164242116] [2022-12-13 21:45:15,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:15,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,829 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:15,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:15,829 INFO L85 PathProgramCache]: Analyzing trace with hash -299035718, now seen corresponding path program 1 times [2022-12-13 21:45:15,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:15,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019951108] [2022-12-13 21:45:15,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:15,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,861 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:15,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:23,135 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:45:23,135 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:45:23,135 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:45:23,135 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:45:23,135 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:45:23,135 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:23,135 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:45:23,135 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:45:23,135 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration3_Lasso [2022-12-13 21:45:23,135 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:45:23,135 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:45:23,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,143 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,144 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,145 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,146 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,148 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,150 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,151 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,153 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:23,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:24,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:26,252 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:45:26,252 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:45:26,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,254 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 21:45:26,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,272 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 21:45:26,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 21:45:26,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,289 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 21:45:26,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,306 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 21:45:26,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,322 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 21:45:26,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 21:45:26,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,341 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 21:45:26,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 21:45:26,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,358 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 21:45:26,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,375 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 21:45:26,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,395 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 21:45:26,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,412 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 21:45:26,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 21:45:26,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,428 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 21:45:26,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 21:45:26,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,446 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 21:45:26,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,462 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 21:45:26,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 21:45:26,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,482 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 21:45:26,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 21:45:26,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,507 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 21:45:26,509 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 [2022-12-13 21:45:26,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-12-13 21:45:26,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,527 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 21:45:26,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-12-13 21:45:26,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,549 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 21:45:26,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,568 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 21:45:26,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 21:45:26,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,591 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 21:45:26,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,608 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 21:45:26,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:26,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:26,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:26,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,626 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 21:45:26,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 21:45:26,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,646 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 21:45:26,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 21:45:26,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,665 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 21:45:26,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,685 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 21:45:26,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 21:45:26,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,706 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 21:45:26,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:26,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:26,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:26,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 21:45:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,737 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 21:45:26,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:26,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:26,750 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:45:26,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:26,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:26,762 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:45:26,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:26,795 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:45:26,873 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-12-13 21:45:26,873 INFO L444 ModelExtractionUtils]: 34 out of 61 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-12-13 21:45:26,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:26,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:26,874 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:26,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 21:45:26,875 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:45:26,887 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:45:26,887 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:45:26,888 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstpncpy_~d~0#1.base)_1, ULTIMATE.start_cstpncpy_~d~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstpncpy_~d~0#1.base)_1 - 1*ULTIMATE.start_cstpncpy_~d~0#1.offset Supporting invariants [] [2022-12-13 21:45:26,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:26,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-12-13 21:45:26,991 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2022-12-13 21:45:26,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:27,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:45:27,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:27,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 21:45:27,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:45:27,040 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-12-13 21:45:27,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:27,045 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 28 transitions. Complement of second has 4 states. [2022-12-13 21:45:27,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 21:45:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:27,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2022-12-13 21:45:27,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 10 letters. Loop has 2 letters. [2022-12-13 21:45:27,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:27,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 12 letters. Loop has 2 letters. [2022-12-13 21:45:27,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:27,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 10 letters. Loop has 4 letters. [2022-12-13 21:45:27,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:27,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 28 transitions. [2022-12-13 21:45:27,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 21:45:27,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 14 states and 17 transitions. [2022-12-13 21:45:27,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-12-13 21:45:27,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-12-13 21:45:27,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2022-12-13 21:45:27,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:45:27,048 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 21:45:27,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2022-12-13 21:45:27,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 21:45:27,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-12-13 21:45:27,050 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 21:45:27,050 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 21:45:27,050 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 21:45:27,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-12-13 21:45:27,050 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 21:45:27,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:45:27,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:45:27,051 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:45:27,051 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 21:45:27,051 INFO L748 eck$LassoCheckResult]: Stem: 390#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 377#L534 assume !(main_~length~0#1 < 1); 378#L534-2 assume !(main_~n~0#1 < 1); 379#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 380#L543-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet16#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 388#L543-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 389#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 384#L543-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 385#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 381#L520-4 [2022-12-13 21:45:27,051 INFO L750 eck$LassoCheckResult]: Loop: 381#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 382#L521 assume !(0 == cstpncpy_#t~mem7#1);havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1; 387#L520-1 cstpncpy_#t~pre4#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 386#L520-2 assume !!(0 != cstpncpy_#t~pre4#1 % 4294967296);havoc cstpncpy_#t~pre4#1; 381#L520-4 [2022-12-13 21:45:27,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:27,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1596934864, now seen corresponding path program 1 times [2022-12-13 21:45:27,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:27,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240713258] [2022-12-13 21:45:27,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:27,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,075 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:27,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:27,076 INFO L85 PathProgramCache]: Analyzing trace with hash 2049688, now seen corresponding path program 2 times [2022-12-13 21:45:27,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:27,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295966492] [2022-12-13 21:45:27,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:27,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:27,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:27,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1308529127, now seen corresponding path program 1 times [2022-12-13 21:45:27,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:45:27,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404203924] [2022-12-13 21:45:27,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:45:27,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:45:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:45:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:45:27,125 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:45:30,885 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:45:30,885 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:45:30,885 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:45:30,885 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:45:30,885 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:45:30,885 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:30,885 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:45:30,885 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:45:30,885 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration4_Lasso [2022-12-13 21:45:30,885 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:45:30,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:45:30,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:30,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,055 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,058 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,065 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,072 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:32,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:45:33,061 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-13 21:45:34,065 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:45:34,066 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:45:34,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:34,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:34,066 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:34,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 21:45:34,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:34,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:34,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:45:34,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:34,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:34,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:34,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:45:34,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:45:34,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:34,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-12-13 21:45:34,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:34,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:34,084 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:34,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 21:45:34,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:34,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:34,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:45:34,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:34,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:34,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:45:34,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:34,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:45:34,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-12-13 21:45:34,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:34,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:34,102 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:34,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 21:45:34,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 21:45:34,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:45:34,116 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 21:45:34,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:45:34,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:45:34,129 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 21:45:34,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:45:34,170 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:45:34,223 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2022-12-13 21:45:34,223 INFO L444 ModelExtractionUtils]: 20 out of 70 variables were initially zero. Simplification set additionally 47 variables to zero. [2022-12-13 21:45:34,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:45:34,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:45:34,224 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:45:34,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 21:45:34,226 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:45:34,236 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 21:45:34,236 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:45:34,236 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString~0#1.base)_3, ULTIMATE.start_cstpncpy_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString~0#1.base)_3 - 1*ULTIMATE.start_cstpncpy_~s~0#1.offset Supporting invariants [] [2022-12-13 21:45:34,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 21:45:34,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 21:45:34,347 INFO L156 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2022-12-13 21:45:34,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:45:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:34,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 21:45:34,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:45:34,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 21:45:34,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:45:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:45:34,432 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 21:45:34,432 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:34,455 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 21 transitions. Complement of second has 5 states. [2022-12-13 21:45:34,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 21:45:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:45:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2022-12-13 21:45:34,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 10 letters. Loop has 4 letters. [2022-12-13 21:45:34,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:34,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 14 letters. Loop has 4 letters. [2022-12-13 21:45:34,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:34,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 10 letters. Loop has 8 letters. [2022-12-13 21:45:34,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:45:34,457 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2022-12-13 21:45:34,457 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:45:34,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2022-12-13 21:45:34,457 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 21:45:34,457 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 21:45:34,457 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 21:45:34,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:45:34,458 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:45:34,458 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:45:34,458 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:45:34,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 21:45:34,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 21:45:34,458 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:45:34,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 21:45:34,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 09:45:34 BoogieIcfgContainer [2022-12-13 21:45:34,462 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 21:45:34,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:45:34,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:45:34,463 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:45:34,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:45:13" (3/4) ... [2022-12-13 21:45:34,465 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:45:34,465 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:45:34,465 INFO L158 Benchmark]: Toolchain (without parser) took 21957.74ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 127.1MB in the beginning and 140.7MB in the end (delta: -13.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-12-13 21:45:34,465 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.63ms. Allocated memory is still 163.6MB. Free memory was 127.1MB in the beginning and 110.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.10ms. Allocated memory is still 163.6MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: Boogie Preprocessor took 18.60ms. Allocated memory is still 163.6MB. Free memory was 108.7MB in the beginning and 107.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: RCFGBuilder took 319.32ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 92.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: BuchiAutomizer took 21333.71ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 92.5MB in the beginning and 140.7MB in the end (delta: -48.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:45:34,466 INFO L158 Benchmark]: Witness Printer took 2.35ms. Allocated memory is still 197.1MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:45:34,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.63ms. Allocated memory is still 163.6MB. Free memory was 127.1MB in the beginning and 110.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.10ms. Allocated memory is still 163.6MB. Free memory was 110.8MB in the beginning and 108.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.60ms. Allocated memory is still 163.6MB. Free memory was 108.7MB in the beginning and 107.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 319.32ms. Allocated memory is still 163.6MB. Free memory was 107.2MB in the beginning and 92.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 21333.71ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 92.5MB in the beginning and 140.7MB in the end (delta: -48.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.35ms. Allocated memory is still 197.1MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + length and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[d] + -1 * d and consists of 3 locations. One deterministic module has affine ranking function -1 * s + unknown-#length-unknown[nondetString] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.2s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 20.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 155 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 91 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 64 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital551 mio100 ax105 hnf100 lsp109 ukn47 mio100 lsp59 div168 bol100 ite100 ukn100 eq162 hnf93 smp70 dnf180 smp75 tf100 neg98 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 151ms VariablesStem: 29 VariablesLoop: 19 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 21:45:34,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e933f051-0bf5-4223-9d50-6b6872d23928/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE