./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strtol.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strtol.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 --- 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-dbf71c6-m [2022-10-17 11:07:50,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:07:50,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:07:50,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:07:50,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:07:50,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:07:50,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:07:50,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:07:50,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:07:50,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:07:50,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:07:50,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:07:50,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:07:50,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:07:50,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:07:50,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:07:50,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:07:50,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:07:50,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:07:50,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:07:50,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:07:50,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:07:50,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:07:50,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:07:50,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:07:50,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:07:50,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:07:50,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:07:50,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:07:50,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:07:50,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:07:50,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:07:50,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:07:50,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:07:50,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:07:50,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:07:50,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:07:50,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:07:50,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:07:50,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:07:50,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:07:50,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-10-17 11:07:50,685 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:07:50,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:07:50,686 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:07:50,686 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:07:50,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:07:50,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:07:50,689 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:07:50,689 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 11:07:50,690 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 11:07:50,690 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 11:07:50,690 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 11:07:50,691 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 11:07:50,691 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 11:07:50,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:07:50,692 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 11:07:50,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:07:50,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:07:50,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 11:07:50,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 11:07:50,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 11:07:50,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:07:50,695 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 11:07:50,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:07:50,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 11:07:50,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:07:50,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:07:50,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:07:50,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:07:50,699 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 11:07:50,699 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_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcbc91130461471a924c9b7d42b69988876440be9da9cf52278e4a7d2ea580f0 [2022-10-17 11:07:51,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:07:51,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:07:51,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:07:51,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:07:51,069 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:07:51,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-dietlibc/strtol.i [2022-10-17 11:07:51,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/data/60e976692/515dcdf85f374c6f86986680b278b8a3/FLAGf6e21dd33 [2022-10-17 11:07:51,772 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:07:51,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/sv-benchmarks/c/termination-dietlibc/strtol.i [2022-10-17 11:07:51,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/data/60e976692/515dcdf85f374c6f86986680b278b8a3/FLAGf6e21dd33 [2022-10-17 11:07:52,009 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/data/60e976692/515dcdf85f374c6f86986680b278b8a3 [2022-10-17 11:07:52,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:07:52,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:07:52,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:07:52,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:07:52,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:07:52,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a99caf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52, skipping insertion in model container [2022-10-17 11:07:52,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:07:52,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:07:52,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:07:52,523 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:07:52,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:07:52,622 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:07:52,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52 WrapperNode [2022-10-17 11:07:52,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:07:52,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:07:52,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:07:52,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:07:52,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,685 INFO L138 Inliner]: procedures = 116, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 193 [2022-10-17 11:07:52,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:07:52,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:07:52,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:07:52,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:07:52,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,723 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:07:52,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:07:52,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:07:52,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:07:52,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (1/1) ... [2022-10-17 11:07:52,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:52,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:52,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:52,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 11:07:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 11:07:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 11:07:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 11:07:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 11:07:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 11:07:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 11:07:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 11:07:52,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:07:52,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:07:52,941 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:07:52,943 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:07:53,392 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:07:53,400 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:07:53,400 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 11:07:53,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:07:53 BoogieIcfgContainer [2022-10-17 11:07:53,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:07:53,404 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 11:07:53,404 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 11:07:53,412 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 11:07:53,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:07:53,413 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 11:07:52" (1/3) ... [2022-10-17 11:07:53,414 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f59ef29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:07:53, skipping insertion in model container [2022-10-17 11:07:53,426 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:07:53,426 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:07:52" (2/3) ... [2022-10-17 11:07:53,426 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f59ef29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:07:53, skipping insertion in model container [2022-10-17 11:07:53,427 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:07:53,427 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:07:53" (3/3) ... [2022-10-17 11:07:53,428 INFO L332 chiAutomizerObserver]: Analyzing ICFG strtol.i [2022-10-17 11:07:53,494 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 11:07:53,494 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 11:07:53,495 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 11:07:53,495 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 11:07:53,495 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 11:07:53,495 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 11:07:53,495 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 11:07:53,496 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 11:07:53,501 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 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) [2022-10-17 11:07:53,529 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-10-17 11:07:53,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:07:53,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:07:53,536 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 11:07:53,537 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:07:53,537 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 11:07:53,538 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 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) [2022-10-17 11:07:53,543 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 15 [2022-10-17 11:07:53,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:07:53,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:07:53,544 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 11:07:53,544 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:07:53,552 INFO L748 eck$LassoCheckResult]: Stem: 24#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 43#L563true assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 18#L565-3true [2022-10-17 11:07:53,553 INFO L750 eck$LassoCheckResult]: Loop: 18#L565-3true assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 41#L565-2true main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 18#L565-3true [2022-10-17 11:07:53,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:53,560 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-10-17 11:07:53,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:53,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042278037] [2022-10-17 11:07:53,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:53,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:53,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:53,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2022-10-17 11:07:53,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:53,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275226959] [2022-10-17 11:07:53,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:53,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:53,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:53,749 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2022-10-17 11:07:53,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:53,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135023916] [2022-10-17 11:07:53,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:53,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:53,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:54,180 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:07:54,181 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:07:54,181 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:07:54,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:07:54,182 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 11:07:54,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:54,183 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:07:54,184 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:07:54,184 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration1_Lasso [2022-10-17 11:07:54,184 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:07:54,184 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:07:54,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,223 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,439 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,449 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,452 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:54,689 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:07:54,694 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 11:07:54,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:54,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:54,699 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:54,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:54,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:54,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:54,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:54,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:54,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:54,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:54,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:54,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 11:07:54,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:54,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:54,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:54,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:54,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:54,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:54,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:54,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:54,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:54,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:54,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:54,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:54,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 11:07:54,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:54,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:54,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:54,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:54,877 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:54,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:54,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:54,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:54,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:54,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:54,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:54,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 11:07:54,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:54,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:54,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:54,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:54,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:54,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:54,952 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:54,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:54,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:54,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:54,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:54,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:54,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:54,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:54,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 11:07:54,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:55,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:55,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:55,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:55,044 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:55,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:55,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:55,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:55,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:55,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:55,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:55,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:55,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:55,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 11:07:55,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:55,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:55,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:55,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:55,110 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:55,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 11:07:55,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:55,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:55,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:55,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:55,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:55,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:55,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:55,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:55,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:55,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:55,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:55,188 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:55,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:55,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:55,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:55,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:55,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:55,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:55,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:55,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 11:07:55,251 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 11:07:55,305 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-10-17 11:07:55,305 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-10-17 11:07:55,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:55,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:55,315 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:55,322 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 11:07:55,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 11:07:55,347 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 11:07:55,347 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 11:07:55,348 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~in_len~0#1 Supporting invariants [] [2022-10-17 11:07:55,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:55,399 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-10-17 11:07:55,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:55,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:07:55,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:07:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:55,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 11:07:55,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:07:55,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:07:55,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:55,600 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 [2022-10-17 11:07:55,603 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-10-17 11:07:55,683 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 47 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 46 states have internal predecessors, (75), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 136 states and 215 transitions. Complement of second has 7 states. [2022-10-17 11:07:55,685 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 [2022-10-17 11:07:55,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2022-10-17 11:07:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 144 transitions. [2022-10-17 11:07:55,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 144 transitions. Stem has 3 letters. Loop has 2 letters. [2022-10-17 11:07:55,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:07:55,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 144 transitions. Stem has 5 letters. Loop has 2 letters. [2022-10-17 11:07:55,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:07:55,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 144 transitions. Stem has 3 letters. Loop has 4 letters. [2022-10-17 11:07:55,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:07:55,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 136 states and 215 transitions. [2022-10-17 11:07:55,708 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-10-17 11:07:55,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 136 states to 35 states and 51 transitions. [2022-10-17 11:07:55,715 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-10-17 11:07:55,716 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-10-17 11:07:55,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 51 transitions. [2022-10-17 11:07:55,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:07:55,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 51 transitions. [2022-10-17 11:07:55,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 51 transitions. [2022-10-17 11:07:55,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-10-17 11:07:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.457142857142857) internal successors, (51), 34 states have internal predecessors, (51), 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) [2022-10-17 11:07:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 51 transitions. [2022-10-17 11:07:55,749 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 51 transitions. [2022-10-17 11:07:55,749 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 51 transitions. [2022-10-17 11:07:55,750 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 11:07:55,750 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 51 transitions. [2022-10-17 11:07:55,756 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-10-17 11:07:55,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:07:55,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:07:55,761 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-10-17 11:07:55,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:07:55,763 INFO L748 eck$LassoCheckResult]: Stem: 262#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 245#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 246#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 256#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 257#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 264#L555-3 [2022-10-17 11:07:55,763 INFO L750 eck$LassoCheckResult]: Loop: 264#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 265#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 264#L555-3 [2022-10-17 11:07:55,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:55,765 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2022-10-17 11:07:55,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:55,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260961752] [2022-10-17 11:07:55,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:55,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:55,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:55,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:55,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:55,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times [2022-10-17 11:07:55,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:55,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840811041] [2022-10-17 11:07:55,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:55,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:55,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:55,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:55,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1806941585, now seen corresponding path program 1 times [2022-10-17 11:07:55,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:55,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745324129] [2022-10-17 11:07:55,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:55,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:07:56,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:07:56,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:07:56,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745324129] [2022-10-17 11:07:56,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745324129] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:07:56,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:07:56,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:07:56,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342563393] [2022-10-17 11:07:56,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:07:56,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:07:56,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:07:56,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:07:56,486 INFO L87 Difference]: Start difference. First operand 35 states and 51 transitions. cyclomatic complexity: 20 Second operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 6 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) [2022-10-17 11:07:56,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:07:56,683 INFO L93 Difference]: Finished difference Result 89 states and 130 transitions. [2022-10-17 11:07:56,683 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 130 transitions. [2022-10-17 11:07:56,687 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 35 [2022-10-17 11:07:56,693 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 89 states and 130 transitions. [2022-10-17 11:07:56,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86 [2022-10-17 11:07:56,693 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86 [2022-10-17 11:07:56,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 130 transitions. [2022-10-17 11:07:56,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:07:56,694 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 130 transitions. [2022-10-17 11:07:56,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 130 transitions. [2022-10-17 11:07:56,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 38. [2022-10-17 11:07:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 37 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:07:56,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 54 transitions. [2022-10-17 11:07:56,704 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-10-17 11:07:56,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 11:07:56,708 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 54 transitions. [2022-10-17 11:07:56,709 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-10-17 11:07:56,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 54 transitions. [2022-10-17 11:07:56,710 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-10-17 11:07:56,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:07:56,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:07:56,716 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:07:56,716 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:07:56,716 INFO L748 eck$LassoCheckResult]: Stem: 402#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 384#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 393#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 395#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 396#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 397#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 403#L555-3 [2022-10-17 11:07:56,716 INFO L750 eck$LassoCheckResult]: Loop: 403#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 404#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 403#L555-3 [2022-10-17 11:07:56,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:56,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2022-10-17 11:07:56,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:56,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191116850] [2022-10-17 11:07:56,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:56,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:56,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:56,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times [2022-10-17 11:07:56,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:56,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429501297] [2022-10-17 11:07:56,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:56,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:56,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:07:56,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times [2022-10-17 11:07:56,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:07:56,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011819882] [2022-10-17 11:07:56,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:07:56,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:07:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:07:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:07:56,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:07:58,540 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:07:58,540 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:07:58,540 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:07:58,540 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:07:58,541 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 11:07:58,541 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:58,541 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:07:58,541 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:07:58,541 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration3_Lasso [2022-10-17 11:07:58,541 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:07:58,541 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:07:58,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:58,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:58,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:58,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:58,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,099 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:07:59,667 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:07:59,667 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 11:07:59,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,673 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 11:07:59,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:59,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:59,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:59,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:59,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,716 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 11:07:59,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:59,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:59,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:59,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:59,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,756 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 11:07:59,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:59,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:59,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:59,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-10-17 11:07:59,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,802 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 11:07:59,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:07:59,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:07:59,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:07:59,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-10-17 11:07:59,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,838 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 11:07:59,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:59,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:59,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:59,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,885 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 11:07:59,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:59,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:59,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:59,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,935 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 11:07:59,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:59,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:07:59,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:07:59,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 11:07:59,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:07:59,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:07:59,973 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:07:59,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 11:07:59,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:07:59,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:07:59,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:07:59,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:07:59,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:07:59,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:07:59,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:00,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,024 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 11:08:00,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:00,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:00,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:00,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-10-17 11:08:00,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,118 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:00,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:00,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 11:08:00,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:00,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:00,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,193 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:00,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:00,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:00,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 11:08:00,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,280 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 11:08:00,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:00,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:00,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:00,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,362 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,369 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 [2022-10-17 11:08:00,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:00,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 11:08:00,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:00,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:00,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:00,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,427 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:00,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:00,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:00,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:00,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:00,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:00,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:00,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 11:08:00,487 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 11:08:00,528 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-10-17 11:08:00,528 INFO L444 ModelExtractionUtils]: 31 out of 43 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-10-17 11:08:00,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:00,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:00,530 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:00,532 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 11:08:00,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 11:08:00,555 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 11:08:00,555 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 11:08:00,555 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strtol_~nptr#1.offset, v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2) = -1*ULTIMATE.start_strtol_~nptr#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_2 Supporting invariants [] [2022-10-17 11:08:00,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-10-17 11:08:00,628 INFO L156 tatePredicateManager]: 10 out of 12 supporting invariants were superfluous and have been removed [2022-10-17 11:08:00,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 11:08:00,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:00,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:00,795 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 11:08:00,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:00,827 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 [2022-10-17 11:08:00,827 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-10-17 11:08:00,968 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 54 transitions. cyclomatic complexity: 20. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 115 states and 171 transitions. Complement of second has 7 states. [2022-10-17 11:08:00,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 11:08:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-10-17 11:08:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 85 transitions. [2022-10-17 11:08:00,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 2 letters. [2022-10-17 11:08:00,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:00,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 9 letters. Loop has 2 letters. [2022-10-17 11:08:00,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:00,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 85 transitions. Stem has 7 letters. Loop has 4 letters. [2022-10-17 11:08:00,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:00,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 171 transitions. [2022-10-17 11:08:00,976 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-10-17 11:08:00,978 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 68 states and 98 transitions. [2022-10-17 11:08:00,978 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-10-17 11:08:00,979 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-10-17 11:08:00,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 98 transitions. [2022-10-17 11:08:00,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 11:08:00,979 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 98 transitions. [2022-10-17 11:08:00,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 98 transitions. [2022-10-17 11:08:00,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 42. [2022-10-17 11:08:00,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 41 states have internal predecessors, (60), 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) [2022-10-17 11:08:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2022-10-17 11:08:00,985 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-10-17 11:08:00,985 INFO L428 stractBuchiCegarLoop]: Abstraction has 42 states and 60 transitions. [2022-10-17 11:08:00,985 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-10-17 11:08:00,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 60 transitions. [2022-10-17 11:08:00,986 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-10-17 11:08:00,986 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:08:00,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:08:00,987 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:00,987 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:08:00,987 INFO L748 eck$LassoCheckResult]: Stem: 660#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 642#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 643#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 651#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 652#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 661#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 662#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 672#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 674#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 670#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 656#L513-3 [2022-10-17 11:08:00,988 INFO L750 eck$LassoCheckResult]: Loop: 656#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 657#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 656#L513-3 [2022-10-17 11:08:00,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:00,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613240, now seen corresponding path program 1 times [2022-10-17 11:08:00,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:00,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388962904] [2022-10-17 11:08:00,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:00,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:01,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:01,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:01,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388962904] [2022-10-17 11:08:01,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388962904] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:01,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:01,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 11:08:01,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465984741] [2022-10-17 11:08:01,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:01,302 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:08:01,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 1 times [2022-10-17 11:08:01,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581812386] [2022-10-17 11:08:01,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:01,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:01,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:08:01,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:08:01,353 INFO L87 Difference]: Start difference. First operand 42 states and 60 transitions. cyclomatic complexity: 22 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:01,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:01,487 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2022-10-17 11:08:01,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 101 transitions. [2022-10-17 11:08:01,488 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 22 [2022-10-17 11:08:01,489 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 69 states and 98 transitions. [2022-10-17 11:08:01,489 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-10-17 11:08:01,490 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-10-17 11:08:01,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 98 transitions. [2022-10-17 11:08:01,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 11:08:01,490 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 98 transitions. [2022-10-17 11:08:01,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 98 transitions. [2022-10-17 11:08:01,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 41. [2022-10-17 11:08:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 40 states have internal predecessors, (58), 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) [2022-10-17 11:08:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 58 transitions. [2022-10-17 11:08:01,496 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-10-17 11:08:01,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 11:08:01,497 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 58 transitions. [2022-10-17 11:08:01,498 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-10-17 11:08:01,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 58 transitions. [2022-10-17 11:08:01,498 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-10-17 11:08:01,499 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:08:01,499 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:08:01,499 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:01,500 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:08:01,500 INFO L748 eck$LassoCheckResult]: Stem: 787#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 768#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 769#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 778#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 779#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 788#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 789#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 762#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 763#L556 assume !(45 == strtol_#t~mem23#1);havoc strtol_#t~mem23#1; 796#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 783#L513-3 [2022-10-17 11:08:01,500 INFO L750 eck$LassoCheckResult]: Loop: 783#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 784#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 783#L513-3 [2022-10-17 11:08:01,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1771613302, now seen corresponding path program 1 times [2022-10-17 11:08:01,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011872466] [2022-10-17 11:08:01,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,518 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:01,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,534 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 2 times [2022-10-17 11:08:01,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55525312] [2022-10-17 11:08:01,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:01,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1713335515, now seen corresponding path program 1 times [2022-10-17 11:08:01,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281701738] [2022-10-17 11:08:01,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:01,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:01,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281701738] [2022-10-17 11:08:01,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281701738] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:01,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:01,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-17 11:08:01,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974801412] [2022-10-17 11:08:01,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:01,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:01,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:08:01,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:08:01,712 INFO L87 Difference]: Start difference. First operand 41 states and 58 transitions. cyclomatic complexity: 21 Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 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) [2022-10-17 11:08:01,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:01,894 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2022-10-17 11:08:01,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 120 transitions. [2022-10-17 11:08:01,896 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 20 [2022-10-17 11:08:01,897 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 83 states and 120 transitions. [2022-10-17 11:08:01,897 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 79 [2022-10-17 11:08:01,897 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 79 [2022-10-17 11:08:01,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 120 transitions. [2022-10-17 11:08:01,898 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 11:08:01,898 INFO L218 hiAutomatonCegarLoop]: Abstraction has 83 states and 120 transitions. [2022-10-17 11:08:01,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 120 transitions. [2022-10-17 11:08:01,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 44. [2022-10-17 11:08:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 43 states have internal predecessors, (61), 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) [2022-10-17 11:08:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2022-10-17 11:08:01,903 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-10-17 11:08:01,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 11:08:01,910 INFO L428 stractBuchiCegarLoop]: Abstraction has 44 states and 61 transitions. [2022-10-17 11:08:01,910 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-10-17 11:08:01,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 61 transitions. [2022-10-17 11:08:01,910 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-10-17 11:08:01,911 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:08:01,911 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:08:01,912 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:01,912 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:08:01,913 INFO L748 eck$LassoCheckResult]: Stem: 926#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 907#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 908#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 917#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 919#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 920#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 921#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 940#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 930#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 903#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 904#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 942#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 922#L513-3 [2022-10-17 11:08:01,913 INFO L750 eck$LassoCheckResult]: Loop: 922#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 923#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 922#L513-3 [2022-10-17 11:08:01,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,914 INFO L85 PathProgramCache]: Analyzing trace with hash 826794262, now seen corresponding path program 1 times [2022-10-17 11:08:01,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677154483] [2022-10-17 11:08:01,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,960 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,961 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 3 times [2022-10-17 11:08:01,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606260693] [2022-10-17 11:08:01,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:01,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:01,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:01,975 INFO L85 PathProgramCache]: Analyzing trace with hash -19662469, now seen corresponding path program 1 times [2022-10-17 11:08:01,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:01,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194214768] [2022-10-17 11:08:01,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:01,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:02,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:02,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:02,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194214768] [2022-10-17 11:08:02,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194214768] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 11:08:02,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463429750] [2022-10-17 11:08:02,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:02,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:02,567 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:02,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-10-17 11:08:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:02,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 38 conjunts are in the unsatisfiable core [2022-10-17 11:08:02,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:02,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-10-17 11:08:02,979 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 11:08:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:02,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 11:08:03,161 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2022-10-17 11:08:03,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-10-17 11:08:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:03,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463429750] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 11:08:03,430 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 11:08:03,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2022-10-17 11:08:03,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737903701] [2022-10-17 11:08:03,431 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 11:08:03,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:03,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-10-17 11:08:03,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=564, Unknown=0, NotChecked=0, Total=650 [2022-10-17 11:08:03,482 INFO L87 Difference]: Start difference. First operand 44 states and 61 transitions. cyclomatic complexity: 21 Second operand has 26 states, 25 states have (on average 1.4) internal successors, (35), 26 states have internal predecessors, (35), 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) [2022-10-17 11:08:04,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:04,306 INFO L93 Difference]: Finished difference Result 192 states and 270 transitions. [2022-10-17 11:08:04,306 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 192 states and 270 transitions. [2022-10-17 11:08:04,308 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 49 [2022-10-17 11:08:04,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 192 states to 192 states and 270 transitions. [2022-10-17 11:08:04,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 180 [2022-10-17 11:08:04,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 180 [2022-10-17 11:08:04,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 192 states and 270 transitions. [2022-10-17 11:08:04,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 11:08:04,312 INFO L218 hiAutomatonCegarLoop]: Abstraction has 192 states and 270 transitions. [2022-10-17 11:08:04,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states and 270 transitions. [2022-10-17 11:08:04,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 51. [2022-10-17 11:08:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.392156862745098) internal successors, (71), 50 states have internal predecessors, (71), 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) [2022-10-17 11:08:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2022-10-17 11:08:04,320 INFO L240 hiAutomatonCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-10-17 11:08:04,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-17 11:08:04,322 INFO L428 stractBuchiCegarLoop]: Abstraction has 51 states and 71 transitions. [2022-10-17 11:08:04,322 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-10-17 11:08:04,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 71 transitions. [2022-10-17 11:08:04,323 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-10-17 11:08:04,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:08:04,323 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:08:04,324 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:04,324 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:08:04,324 INFO L748 eck$LassoCheckResult]: Stem: 1288#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1268#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1269#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1278#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1280#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1301#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1299#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1300#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1310#L555-1 assume !!(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1;strtol_#t~post22#1.base, strtol_#t~post22#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#t~post22#1.base, 1 + strtol_#t~post22#1.offset;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset; 1291#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1292#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1302#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1305#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1308#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1307#L513-3 [2022-10-17 11:08:04,324 INFO L750 eck$LassoCheckResult]: Loop: 1307#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1306#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1307#L513-3 [2022-10-17 11:08:04,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:04,325 INFO L85 PathProgramCache]: Analyzing trace with hash 29009009, now seen corresponding path program 1 times [2022-10-17 11:08:04,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:04,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596617073] [2022-10-17 11:08:04,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:04,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:04,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:04,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596617073] [2022-10-17 11:08:04,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596617073] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-17 11:08:04,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842276628] [2022-10-17 11:08:04,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:04,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:04,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:04,730 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:04,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-10-17 11:08:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:04,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 23 conjunts are in the unsatisfiable core [2022-10-17 11:08:04,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:04,951 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-10-17 11:08:05,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-17 11:08:05,193 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 11:08:05,193 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 10 [2022-10-17 11:08:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:05,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 11:08:05,342 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-10-17 11:08:05,348 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2022-10-17 11:08:05,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:05,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842276628] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 11:08:05,600 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-17 11:08:05,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 10] total 25 [2022-10-17 11:08:05,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050323850] [2022-10-17 11:08:05,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-17 11:08:05,603 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-10-17 11:08:05,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:05,604 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 4 times [2022-10-17 11:08:05,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:05,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553253248] [2022-10-17 11:08:05,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:05,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:05,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:05,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:05,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:05,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-10-17 11:08:05,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=514, Unknown=0, NotChecked=0, Total=600 [2022-10-17 11:08:05,705 INFO L87 Difference]: Start difference. First operand 51 states and 71 transitions. cyclomatic complexity: 24 Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 25 states have internal predecessors, (36), 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) [2022-10-17 11:08:06,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:06,307 INFO L93 Difference]: Finished difference Result 137 states and 191 transitions. [2022-10-17 11:08:06,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 137 states and 191 transitions. [2022-10-17 11:08:06,311 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 38 [2022-10-17 11:08:06,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 137 states to 135 states and 189 transitions. [2022-10-17 11:08:06,315 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125 [2022-10-17 11:08:06,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125 [2022-10-17 11:08:06,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 189 transitions. [2022-10-17 11:08:06,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-10-17 11:08:06,316 INFO L218 hiAutomatonCegarLoop]: Abstraction has 135 states and 189 transitions. [2022-10-17 11:08:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 189 transitions. [2022-10-17 11:08:06,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 53. [2022-10-17 11:08:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 52 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 74 transitions. [2022-10-17 11:08:06,332 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-10-17 11:08:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-10-17 11:08:06,333 INFO L428 stractBuchiCegarLoop]: Abstraction has 53 states and 74 transitions. [2022-10-17 11:08:06,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-10-17 11:08:06,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 74 transitions. [2022-10-17 11:08:06,335 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-10-17 11:08:06,336 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:08:06,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:08:06,336 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:06,337 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-10-17 11:08:06,337 INFO L748 eck$LassoCheckResult]: Stem: 1599#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1579#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet29#1, main_#t~malloc30#1.base, main_#t~malloc30#1.offset, main_#t~nondet32#1, main_#t~post31#1, main_~i~0#1, main_#t~nondet33#1, main_#t~ret34#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~base~0#1, main_~#end~0#1.base, main_~#end~0#1.offset;main_~in_len~0#1 := main_#t~nondet29#1;havoc main_#t~nondet29#1; 1580#L563 assume !(main_~in_len~0#1 < 1);call main_#t~malloc30#1.base, main_#t~malloc30#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc30#1.base, main_#t~malloc30#1.offset;main_~i~0#1 := 0; 1589#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1591#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1592#L565-3 assume !!(main_~i~0#1 < main_~in_len~0#1 - 1);call write~int(main_#t~nondet32#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet32#1; 1594#L565-2 main_#t~post31#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post31#1;havoc main_#t~post31#1; 1620#L565-3 assume !(main_~i~0#1 < main_~in_len~0#1 - 1); 1619#L565-4 call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~base~0#1 := main_#t~nondet33#1;havoc main_#t~nondet33#1;call main_~#end~0#1.base, main_~#end~0#1.offset := #Ultimate.allocOnStack(8);call write~init~$Pointer$(0, 0, main_~#end~0#1.base, main_~#end~0#1.offset, 8);assume { :begin_inline_strtol } true;strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset, strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset, strtol_#in~base#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~#end~0#1.base, main_~#end~0#1.offset, main_~base~0#1;havoc strtol_#res#1;havoc strtol_#t~post22#1.base, strtol_#t~post22#1.offset, strtol_#t~mem21#1, strtol_#t~mem23#1, strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset, strtol_#t~ret25#1, strtol_#t~mem26#1.base, strtol_#t~mem26#1.offset, strtol_#t~short27#1, strtol_#t~ite28#1, strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1, strtol_~neg~1#1, strtol_~v~1#1, strtol_~orig~1#1.base, strtol_~orig~1#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_#in~nptr#1.base, strtol_#in~nptr#1.offset;strtol_~endptr#1.base, strtol_~endptr#1.offset := strtol_#in~endptr#1.base, strtol_#in~endptr#1.offset;strtol_~base#1 := strtol_#in~base#1;strtol_~neg~1#1 := 0;havoc strtol_~v~1#1;strtol_~orig~1#1.base, strtol_~orig~1#1.offset := strtol_~nptr#1.base, strtol_~nptr#1.offset; 1618#L555-3 call strtol_#t~mem21#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1604#L555-1 assume !(32 == strtol_#t~mem21#1);havoc strtol_#t~mem21#1; 1614#L555-4 call strtol_#t~mem23#1 := read~int(strtol_~nptr#1.base, strtol_~nptr#1.offset, 1); 1615#L556 assume 45 == strtol_#t~mem23#1;havoc strtol_#t~mem23#1;strtol_~neg~1#1 := -1;strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;strtol_~nptr#1.base, strtol_~nptr#1.offset := strtol_~nptr#1.base, 1 + strtol_~nptr#1.offset;havoc strtol_#t~pre24#1.base, strtol_#t~pre24#1.offset; 1623#L556-2 assume { :begin_inline_strtoul } true;strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset, strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset, strtoul_#in~base#1 := strtol_~nptr#1.base, strtol_~nptr#1.offset, strtol_~endptr#1.base, strtol_~endptr#1.offset, strtol_~base#1;havoc strtoul_#res#1;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset, strtoul_#t~mem2#1, strtoul_#t~mem4#1, strtoul_#t~post5#1.base, strtoul_#t~post5#1.offset, strtoul_#t~mem6#1, strtoul_#t~pre7#1.base, strtoul_#t~pre7#1.offset, strtoul_#t~mem8#1, strtoul_#t~short9#1, strtoul_~b~0#1, strtoul_#t~mem10#1, strtoul_#t~mem11#1, strtoul_#t~mem12#1, strtoul_#t~short13#1, strtoul_#t~mem14#1, strtoul_#t~ite17#1, strtoul_#t~ite16#1, strtoul_#t~ite15#1, strtoul_~x~0#1, strtoul_~w~0#1, strtoul_#t~pre18#1.base, strtoul_#t~pre18#1.offset, strtoul_~c~0#1, strtoul_#t~mem19#1, strtoul_#t~ite20#1, strtoul_~ptr#1.base, strtoul_~ptr#1.offset, strtoul_~endptr#1.base, strtoul_~endptr#1.offset, strtoul_~base#1, strtoul_~neg~0#1, strtoul_~v~0#1, strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset, strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset;strtoul_~ptr#1.base, strtoul_~ptr#1.offset := strtoul_#in~ptr#1.base, strtoul_#in~ptr#1.offset;strtoul_~endptr#1.base, strtoul_~endptr#1.offset := strtoul_#in~endptr#1.base, strtoul_#in~endptr#1.offset;strtoul_~base#1 := strtoul_#in~base#1;strtoul_~neg~0#1 := 0;strtoul_~v~0#1 := 0;havoc strtoul_~orig~0#1.base, strtoul_~orig~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~ptr#1.base, strtoul_~ptr#1.offset; 1622#L513-3 [2022-10-17 11:08:06,337 INFO L750 eck$LassoCheckResult]: Loop: 1622#L513-3 call strtoul_#t~mem2#1 := read~int(strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset, 1); 1621#L513-1 assume !!(32 == strtoul_#t~mem2#1);havoc strtoul_#t~mem2#1;strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;strtoul_~nptr~0#1.base, strtoul_~nptr~0#1.offset := strtoul_~nptr~0#1.base, 1 + strtoul_~nptr~0#1.offset;havoc strtoul_#t~pre3#1.base, strtoul_#t~pre3#1.offset; 1622#L513-3 [2022-10-17 11:08:06,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:06,338 INFO L85 PathProgramCache]: Analyzing trace with hash -906144140, now seen corresponding path program 2 times [2022-10-17 11:08:06,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:06,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232686166] [2022-10-17 11:08:06,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:06,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:06,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:06,401 INFO L85 PathProgramCache]: Analyzing trace with hash 2470, now seen corresponding path program 5 times [2022-10-17 11:08:06,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:06,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479313002] [2022-10-17 11:08:06,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:06,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,413 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:06,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:06,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1073844057, now seen corresponding path program 2 times [2022-10-17 11:08:06,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:06,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394355316] [2022-10-17 11:08:06,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:08:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:08:06,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:08:09,193 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:08:09,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:08:09,193 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:08:09,193 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:08:09,193 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 11:08:09,193 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:09,193 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:08:09,193 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:08:09,193 INFO L133 ssoRankerPreferences]: Filename of dumped script: strtol.i_Iteration8_Lasso [2022-10-17 11:08:09,194 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:08:09,194 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:08:09,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,206 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,208 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,211 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,213 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,220 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,226 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,237 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,242 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,250 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:09,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,318 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,380 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,383 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,403 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,405 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,408 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:10,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:08:11,364 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:08:11,364 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 11:08:11,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,376 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 11:08:11,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-10-17 11:08:11,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,435 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 11:08:11,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:11,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,477 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 11:08:11,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:11,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,538 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 11:08:11,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-10-17 11:08:11,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,586 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 11:08:11,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:11,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,633 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 11:08:11,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-10-17 11:08:11,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,676 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 11:08:11,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:11,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,711 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 11:08:11,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-10-17 11:08:11,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,745 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 11:08:11,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-10-17 11:08:11,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,780 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 11:08:11,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:11,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:11,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-10-17 11:08:11,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,818 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 11:08:11,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-10-17 11:08:11,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,865 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 11:08:11,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-10-17 11:08:11,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,898 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 11:08:11,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-10-17 11:08:11,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,944 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 11:08:11,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:11,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:11,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:11,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:11,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:11,983 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:11,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 11:08:11,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:11,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:11,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:11,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:11,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:11,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:11,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:11,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-10-17 11:08:12,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,041 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 11:08:12,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,085 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 11:08:12,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-10-17 11:08:12,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,132 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 11:08:12,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-10-17 11:08:12,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,170 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 11:08:12,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-10-17 11:08:12,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,208 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 11:08:12,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-10-17 11:08:12,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,270 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 11:08:12,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-10-17 11:08:12,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,343 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 11:08:12,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,377 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 11:08:12,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-10-17 11:08:12,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,410 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 11:08:12,412 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 [2022-10-17 11:08:12,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,447 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 11:08:12,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-10-17 11:08:12,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,499 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 11:08:12,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-10-17 11:08:12,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,559 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 11:08:12,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,603 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 11:08:12,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,670 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 11:08:12,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,705 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 11:08:12,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,770 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 11:08:12,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-10-17 11:08:12,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,808 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 11:08:12,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,844 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 11:08:12,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,884 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 11:08:12,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:12,896 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:12,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:12,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,942 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 11:08:12,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:08:12,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:12,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:08:12,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:08:12,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:08:12,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-10-17 11:08:12,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:12,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:12,979 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:12,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 11:08:12,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 11:08:12,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:08:12,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:08:12,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:08:12,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:08:13,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:08:13,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:08:13,036 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 11:08:13,104 INFO L443 ModelExtractionUtils]: Simplification made 23 calls to the SMT solver. [2022-10-17 11:08:13,104 INFO L444 ModelExtractionUtils]: 13 out of 58 variables were initially zero. Simplification set additionally 42 variables to zero. [2022-10-17 11:08:13,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:08:13,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:13,105 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:13,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 11:08:13,106 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 11:08:13,114 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 11:08:13,115 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 11:08:13,115 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_3, ULTIMATE.start_strtoul_~nptr~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~in~0#1.base)_3 - 1*ULTIMATE.start_strtoul_~nptr~0#1.offset Supporting invariants [] [2022-10-17 11:08:13,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-10-17 11:08:13,236 INFO L156 tatePredicateManager]: 18 out of 20 supporting invariants were superfluous and have been removed [2022-10-17 11:08:13,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:13,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 11:08:13,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:13,393 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 10 conjunts are in the unsatisfiable core [2022-10-17 11:08:13,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:13,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:13,428 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 [2022-10-17 11:08:13,428 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25 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) [2022-10-17 11:08:13,557 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 74 transitions. cyclomatic complexity: 25. 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 92 states and 131 transitions. Complement of second has 7 states. [2022-10-17 11:08:13,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-10-17 11:08:13,559 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) [2022-10-17 11:08:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2022-10-17 11:08:13,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 14 letters. Loop has 2 letters. [2022-10-17 11:08:13,560 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:13,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 16 letters. Loop has 2 letters. [2022-10-17 11:08:13,560 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:13,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 14 letters. Loop has 4 letters. [2022-10-17 11:08:13,561 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:08:13,561 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 131 transitions. [2022-10-17 11:08:13,562 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 11:08:13,562 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-10-17 11:08:13,562 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-10-17 11:08:13,562 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-10-17 11:08:13,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-10-17 11:08:13,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:08:13,562 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:08:13,563 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:08:13,563 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:08:13,563 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-10-17 11:08:13,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-10-17 11:08:13,563 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 11:08:13,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-10-17 11:08:13,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 11:08:13 BoogieIcfgContainer [2022-10-17 11:08:13,577 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 11:08:13,578 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 11:08:13,578 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 11:08:13,578 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 11:08:13,579 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:07:53" (3/4) ... [2022-10-17 11:08:13,582 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 11:08:13,582 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 11:08:13,583 INFO L158 Benchmark]: Toolchain (without parser) took 21569.44ms. Allocated memory was 92.3MB in the beginning and 220.2MB in the end (delta: 127.9MB). Free memory was 50.4MB in the beginning and 125.7MB in the end (delta: -75.2MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,584 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 68.2MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 11:08:13,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.86ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 50.2MB in the beginning and 89.2MB in the end (delta: -38.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.97ms. Allocated memory is still 123.7MB. Free memory was 89.2MB in the beginning and 86.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,585 INFO L158 Benchmark]: Boogie Preprocessor took 44.35ms. Allocated memory is still 123.7MB. Free memory was 86.9MB in the beginning and 85.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,586 INFO L158 Benchmark]: RCFGBuilder took 671.94ms. Allocated memory is still 123.7MB. Free memory was 84.5MB in the beginning and 65.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,587 INFO L158 Benchmark]: BuchiAutomizer took 20172.94ms. Allocated memory was 123.7MB in the beginning and 220.2MB in the end (delta: 96.5MB). Free memory was 65.1MB in the beginning and 126.7MB in the end (delta: -61.6MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,587 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 220.2MB. Free memory was 126.7MB in the beginning and 125.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:08:13,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 68.2MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.86ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 50.2MB in the beginning and 89.2MB in the end (delta: -38.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.97ms. Allocated memory is still 123.7MB. Free memory was 89.2MB in the beginning and 86.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.35ms. Allocated memory is still 123.7MB. Free memory was 86.9MB in the beginning and 85.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 671.94ms. Allocated memory is still 123.7MB. Free memory was 84.5MB in the beginning and 65.1MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 20172.94ms. Allocated memory was 123.7MB in the beginning and 220.2MB in the end (delta: 96.5MB). Free memory was 65.1MB in the beginning and 126.7MB in the end (delta: -61.6MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 220.2MB. Free memory was 126.7MB in the beginning and 125.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 8 terminating modules (5 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + in_len and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[in] + -1 * nptr and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[in] + -1 * nptr and consists of 5 locations. 5 modules have a trivial ranking function, the largest among these consists of 26 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 20.0s and 9 iterations. TraceHistogramMax:2. Analysis of lassos took 16.9s. Construction of modules took 1.0s. Büchi inclusion checks took 1.9s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 367 StatesRemovedByMinimization, 6 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, 1907 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1906 mSDsluCounter, 2798 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 15 IncrementalHoareTripleChecker+Unchecked, 2283 mSDsCounter, 100 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1073 IncrementalHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 100 mSolverCounterUnsat, 515 mSDtfsCounter, 1073 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital225 mio100 ax100 hnf100 lsp93 ukn71 mio100 lsp50 div100 bol100 ite100 ukn100 eq183 hnf89 smp98 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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! [2022-10-17 11:08:13,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:13,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2022-10-17 11:08:14,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2022-10-17 11:08:14,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_386a2913-5fea-4ae8-b5f1-fa79ae899ea3/bin/uautomizer-J5u9QxTXDZ/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