./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:35:24,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:35:24,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:35:24,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:35:24,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:35:24,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:35:24,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:35:24,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:35:24,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:35:24,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:35:24,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:35:24,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:35:24,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:35:24,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:35:24,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:35:24,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:35:24,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:35:24,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:35:24,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:35:24,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:35:24,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:35:24,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:35:24,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:35:24,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:35:24,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:35:24,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:35:24,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:35:24,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:35:24,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:35:24,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:35:24,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:35:24,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:35:24,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:35:24,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:35:24,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:35:24,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:35:24,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:35:24,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:35:24,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:35:24,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:35:24,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:35:24,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 08:35:24,666 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:35:24,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:35:24,666 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:35:24,667 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:35:24,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:35:24,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:35:24,668 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:35:24,669 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:35:24,669 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:35:24,669 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:35:24,669 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:35:24,670 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:35:24,670 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:35:24,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:35:24,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:35:24,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:35:24,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:35:24,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:35:24,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:35:24,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:35:24,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:35:24,672 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:35:24,672 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:35:24,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:35:24,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:35:24,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:35:24,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:35:24,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:35:24,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:35:24,675 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:35:24,675 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_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a94efb38726e31d82dd0f9b69ca78af66088512f062899ae9486e09091250b69 [2021-10-28 08:35:24,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:35:24,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:35:24,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:35:24,996 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:35:24,997 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:35:24,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-10-28 08:35:25,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/data/59bf8b27b/883c59520f7a4677a2821962b90f468d/FLAG24475393f [2021-10-28 08:35:25,743 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:35:25,743 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-10-28 08:35:25,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/data/59bf8b27b/883c59520f7a4677a2821962b90f468d/FLAG24475393f [2021-10-28 08:35:26,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/data/59bf8b27b/883c59520f7a4677a2821962b90f468d [2021-10-28 08:35:26,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:35:26,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:35:26,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:35:26,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:35:26,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:35:26,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cde91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26, skipping insertion in model container [2021-10-28 08:35:26,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:35:26,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:35:26,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:35:26,484 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:35:26,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:35:26,605 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:35:26,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26 WrapperNode [2021-10-28 08:35:26,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:35:26,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:35:26,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:35:26,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:35:26,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:35:26,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:35:26,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:35:26,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:35:26,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:35:26,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:35:26,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:35:26,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:35:26,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (1/1) ... [2021-10-28 08:35:26,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:26,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:26,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:26,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:35:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:35:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:35:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:35:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 08:35:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:35:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:35:27,329 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:35:27,330 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-28 08:35:27,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:35:27 BoogieIcfgContainer [2021-10-28 08:35:27,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:35:27,333 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:35:27,333 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:35:27,337 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:35:27,338 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:35:27,338 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:35:26" (1/3) ... [2021-10-28 08:35:27,346 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a886cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:35:27, skipping insertion in model container [2021-10-28 08:35:27,346 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:35:27,347 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:35:26" (2/3) ... [2021-10-28 08:35:27,347 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a886cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:35:27, skipping insertion in model container [2021-10-28 08:35:27,347 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:35:27,347 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:35:27" (3/3) ... [2021-10-28 08:35:27,349 INFO L389 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2021-10-28 08:35:27,411 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:35:27,411 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:35:27,411 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:35:27,411 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:35:27,411 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:35:27,412 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:35:27,412 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:35:27,412 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:35:27,433 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:27,459 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:27,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:27,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:27,466 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:27,466 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:27,466 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:35:27,467 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:27,471 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:27,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:27,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:27,475 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:27,475 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:27,490 INFO L791 eck$LassoCheckResult]: Stem: 18#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 22#L532true assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 20#L534true assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 23#L521true assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 6#L521-2true assume build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset; 4#L523-4true strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 21#L508-8true [2021-10-28 08:35:27,490 INFO L793 eck$LassoCheckResult]: Loop: 21#L508-8true strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 19#L508-6true assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 21#L508-8true [2021-10-28 08:35:27,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:27,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2021-10-28 08:35:27,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:27,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007323500] [2021-10-28 08:35:27,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:27,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,662 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:27,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:27,759 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2021-10-28 08:35:27,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:27,760 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386833482] [2021-10-28 08:35:27,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:27,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,771 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,824 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:27,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:27,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2021-10-28 08:35:27,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:27,827 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349185548] [2021-10-28 08:35:27,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:27,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,920 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:27,976 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:30,512 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:35:30,513 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:35:30,513 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:35:30,513 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:35:30,513 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:35:30,514 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:30,514 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:35:30,514 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:35:30,514 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2021-10-28 08:35:30,514 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:35:30,515 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:35:30,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:31,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:32,410 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:35:32,414 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:35:32,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:32,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:32,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:32,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 08:35:32,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:32,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:32,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:32,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:32,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:32,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:32,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:32,518 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:35:32,626 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-28 08:35:32,627 INFO L444 ModelExtractionUtils]: 51 out of 76 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-10-28 08:35:32,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:32,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:32,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:32,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 08:35:32,723 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:35:32,746 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:35:32,747 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:35:32,747 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1) = -2*ULTIMATE.start_strcpy_~s1.offset + 3*v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1 Supporting invariants [] [2021-10-28 08:35:32,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:32,970 INFO L297 tatePredicateManager]: 33 out of 35 supporting invariants were superfluous and have been removed [2021-10-28 08:35:33,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:33,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 36 conjunts are in the unsatisfiable core [2021-10-28 08:35:33,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:33,240 WARN L261 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 08:35:33,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:33,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:33,325 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-10-28 08:35:33,327 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 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 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2021-10-28 08:35:33,471 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 26 states, 25 states have (on average 1.56) internal successors, (39), 25 states have internal predecessors, (39), 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 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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 60 states and 82 transitions. Complement of second has 9 states. [2021-10-28 08:35:33,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-28 08:35:33,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2021-10-28 08:35:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 64 transitions. [2021-10-28 08:35:33,477 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-28 08:35:33,478 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:33,478 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 08:35:33,478 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:33,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-28 08:35:33,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:33,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 82 transitions. [2021-10-28 08:35:33,494 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:33,498 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 23 states and 29 transitions. [2021-10-28 08:35:33,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-10-28 08:35:33,500 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-28 08:35:33,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 29 transitions. [2021-10-28 08:35:33,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:33,501 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-28 08:35:33,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 29 transitions. [2021-10-28 08:35:33,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2021-10-28 08:35:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2021-10-28 08:35:33,533 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-10-28 08:35:33,533 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-10-28 08:35:33,533 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 08:35:33,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2021-10-28 08:35:33,536 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:33,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:33,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:33,537 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:33,538 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:33,538 INFO L791 eck$LassoCheckResult]: Stem: 296#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 297#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 306#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 299#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 300#L521 assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 304#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 305#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 309#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 310#L508-3 [2021-10-28 08:35:33,539 INFO L793 eck$LassoCheckResult]: Loop: 310#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 311#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 310#L508-3 [2021-10-28 08:35:33,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:33,539 INFO L85 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2021-10-28 08:35:33,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:33,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024045686] [2021-10-28 08:35:33,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:33,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:33,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:35:33,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024045686] [2021-10-28 08:35:33,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024045686] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:35:33,696 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:35:33,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:35:33,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652506393] [2021-10-28 08:35:33,700 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 08:35:33,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:33,700 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2021-10-28 08:35:33,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:33,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332593607] [2021-10-28 08:35:33,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:33,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:33,721 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:33,740 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:33,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:35:33,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:35:33,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:35:33,889 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:33,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:35:33,959 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2021-10-28 08:35:33,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:35:33,961 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 31 transitions. [2021-10-28 08:35:33,962 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:33,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 31 transitions. [2021-10-28 08:35:33,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 08:35:33,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-10-28 08:35:33,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-10-28 08:35:33,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:33,964 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-28 08:35:33,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-10-28 08:35:33,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2021-10-28 08:35:33,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:33,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2021-10-28 08:35:33,967 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-28 08:35:33,967 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-28 08:35:33,967 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 08:35:33,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2021-10-28 08:35:33,968 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:33,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:33,969 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:33,969 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:33,969 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:33,970 INFO L791 eck$LassoCheckResult]: Stem: 349#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 350#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 361#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 354#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 355#L521 assume !build_fullname_#t~short10; 364#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 371#L523 assume build_fullname_#t~short14; 365#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 366#L508-3 [2021-10-28 08:35:33,970 INFO L793 eck$LassoCheckResult]: Loop: 366#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 367#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 366#L508-3 [2021-10-28 08:35:33,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:33,971 INFO L85 PathProgramCache]: Analyzing trace with hash 179568596, now seen corresponding path program 1 times [2021-10-28 08:35:33,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:33,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839208633] [2021-10-28 08:35:33,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:33,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:33,987 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:34,019 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:34,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:34,021 INFO L85 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2021-10-28 08:35:34,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:34,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588849012] [2021-10-28 08:35:34,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:34,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:34,032 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:34,041 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:34,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:34,045 INFO L85 PathProgramCache]: Analyzing trace with hash 766730105, now seen corresponding path program 1 times [2021-10-28 08:35:34,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:34,046 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446567900] [2021-10-28 08:35:34,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:34,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:34,117 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:34,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:34,158 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:35,885 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:35:35,885 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:35:35,886 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:35:35,886 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:35:35,886 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:35:35,886 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:35,886 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:35:35,886 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:35:35,886 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2021-10-28 08:35:35,886 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:35:35,886 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:35:35,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:35,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:36,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:37,563 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:35:37,563 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:35:37,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,577 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 08:35:37,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 08:35:37,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,624 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 08:35:37,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,672 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 08:35:37,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:37,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:37,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,762 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 08:35:37,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,803 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 08:35:37,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 08:35:37,839 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,840 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 08:35:37,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,878 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 08:35:37,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-28 08:35:37,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,920 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 08:35:37,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,958 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 08:35:37,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:37,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:37,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:37,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:37,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:37,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:37,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:37,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:37,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:37,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:37,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:37,992 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:37,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:37,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 08:35:38,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,066 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 08:35:38,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,114 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 08:35:38,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,147 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 08:35:38,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,180 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 08:35:38,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,234 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 08:35:38,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-28 08:35:38,266 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,267 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 08:35:38,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,332 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 08:35:38,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,365 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,365 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 08:35:38,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,451 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 08:35:38,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,485 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 08:35:38,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,517 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 08:35:38,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,599 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 08:35:38,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,666 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,671 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 [2021-10-28 08:35:38,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 08:35:38,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,737 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,750 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 08:35:38,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,752 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 08:35:38,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 08:35:38,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,805 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 08:35:38,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-28 08:35:38,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,861 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 08:35:38,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:38,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:38,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,919 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 08:35:38,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:38,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:38,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,956 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 08:35:38,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:38,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,966 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 08:35:38,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:38,967 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 08:35:38,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:38,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:38,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-28 08:35:38,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:38,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:38,990 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:38,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 08:35:38,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:38,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:38,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:38,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:38,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:39,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:39,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:39,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:39,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:39,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:39,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:39,025 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:39,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 08:35:39,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:39,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:39,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:39,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:39,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:39,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:39,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:39,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:39,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:39,101 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:39,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:39,101 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:39,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 08:35:39,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:39,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:39,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:39,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:39,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:39,114 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:39,114 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:39,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:39,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:39,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:39,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:39,145 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:39,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 08:35:39,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:39,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:39,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:39,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:39,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:39,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:39,179 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:39,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:35:39,239 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-28 08:35:39,239 INFO L444 ModelExtractionUtils]: 57 out of 70 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-10-28 08:35:39,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:39,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:39,242 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:39,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 08:35:39,243 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:35:39,252 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:35:39,252 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:35:39,252 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_2) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_2 Supporting invariants [] [2021-10-28 08:35:39,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 08:35:39,418 INFO L297 tatePredicateManager]: 28 out of 28 supporting invariants were superfluous and have been removed [2021-10-28 08:35:39,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:39,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 08:35:39,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:39,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 08:35:39,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:39,528 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 08:35:39,528 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:39,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 44 transitions. Complement of second has 5 states. [2021-10-28 08:35:39,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 08:35:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2021-10-28 08:35:39,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 8 letters. Loop has 2 letters. [2021-10-28 08:35:39,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:39,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 10 letters. Loop has 2 letters. [2021-10-28 08:35:39,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:39,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 8 letters. Loop has 4 letters. [2021-10-28 08:35:39,558 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:39,558 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2021-10-28 08:35:39,565 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-28 08:35:39,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 27 states and 33 transitions. [2021-10-28 08:35:39,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-10-28 08:35:39,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-10-28 08:35:39,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 33 transitions. [2021-10-28 08:35:39,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:39,568 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 33 transitions. [2021-10-28 08:35:39,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 33 transitions. [2021-10-28 08:35:39,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2021-10-28 08:35:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.25) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:39,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2021-10-28 08:35:39,572 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-10-28 08:35:39,572 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-10-28 08:35:39,572 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 08:35:39,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 30 transitions. [2021-10-28 08:35:39,573 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:39,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:39,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:39,574 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:39,574 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:39,574 INFO L791 eck$LassoCheckResult]: Stem: 571#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 572#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 583#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 576#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 577#L521 assume !build_fullname_#t~short10; 586#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 593#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 594#L523-2 assume !build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14; 573#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 574#L508-8 [2021-10-28 08:35:39,575 INFO L793 eck$LassoCheckResult]: Loop: 574#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 575#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 574#L508-8 [2021-10-28 08:35:39,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:39,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1271662512, now seen corresponding path program 1 times [2021-10-28 08:35:39,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:39,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870667361] [2021-10-28 08:35:39,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:39,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,607 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,632 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:39,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:39,637 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 2 times [2021-10-28 08:35:39,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:39,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113661453] [2021-10-28 08:35:39,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:39,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,646 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,656 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:39,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:39,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1998002699, now seen corresponding path program 1 times [2021-10-28 08:35:39,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:39,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919423345] [2021-10-28 08:35:39,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:39,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,692 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:39,734 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:40,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:41,102 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:35:41,102 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:35:41,102 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:35:41,102 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:35:41,102 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:35:41,102 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:41,102 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:35:41,102 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:35:41,102 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration4_Lasso [2021-10-28 08:35:41,102 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:35:41,102 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:35:41,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:41,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:42,581 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:35:42,582 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:35:42,582 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,587 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 08:35:42,588 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 [2021-10-28 08:35:42,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,636 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 08:35:42,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,671 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 08:35:42,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,702 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 08:35:42,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-28 08:35:42,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,732 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 08:35:42,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-28 08:35:42,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,787 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 08:35:42,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,827 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,827 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 08:35:42,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,866 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 08:35:42,867 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 [2021-10-28 08:35:42,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,899 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 08:35:42,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:42,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:42,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:42,934 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,935 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 08:35:42,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:42,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:42,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:42,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:42,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-28 08:35:42,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:42,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:42,990 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:42,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 08:35:42,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:42,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:42,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:42,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:42,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:42,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 08:35:43,021 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,024 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 08:35:43,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,056 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,057 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 08:35:43,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,089 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 08:35:43,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,129 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 08:35:43,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,178 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,180 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 08:35:43,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,223 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 08:35:43,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-28 08:35:43,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,255 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 08:35:43,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-28 08:35:43,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,286 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 08:35:43,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-28 08:35:43,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,319 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 08:35:43,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-28 08:35:43,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,352 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 08:35:43,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-28 08:35:43,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,384 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 08:35:43,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,393 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-28 08:35:43,415 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,416 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 08:35:43,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:43,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:43,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-28 08:35:43,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,452 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 08:35:43,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-10-28 08:35:43,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,486 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 08:35:43,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,518 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,519 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 08:35:43,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-28 08:35:43,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,551 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 08:35:43,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:43,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:43,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:43,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,582 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,583 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-28 08:35:43,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:43,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:43,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,619 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 08:35:43,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:43,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:43,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-28 08:35:43,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,659 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 08:35:43,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:43,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:43,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:43,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,694 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 08:35:43,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:43,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:43,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:43,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:43,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:43,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:43,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:43,742 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:35:43,785 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-28 08:35:43,785 INFO L444 ModelExtractionUtils]: 50 out of 67 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-10-28 08:35:43,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:43,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:43,786 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:43,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 08:35:43,788 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:35:43,823 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-28 08:35:43,823 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:35:43,823 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s2.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3) = -1*ULTIMATE.start_strcpy_~s2.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3 Supporting invariants [1*v_rep(select #length ULTIMATE.start_strcpy_~s1.base)_3 - 1*v_rep(select #length ULTIMATE.start_strcpy_~s2.base)_3 >= 0] [2021-10-28 08:35:43,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:43,961 INFO L297 tatePredicateManager]: 26 out of 28 supporting invariants were superfluous and have been removed [2021-10-28 08:35:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:44,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-28 08:35:44,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:44,115 INFO L354 Elim1Store]: treesize reduction 39, result has 36.1 percent of original size [2021-10-28 08:35:44,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 19 treesize of output 33 [2021-10-28 08:35:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:44,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-28 08:35:44,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:44,332 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-10-28 08:35:44,332 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,438 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 37 transitions. Complement of second has 8 states. [2021-10-28 08:35:44,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-28 08:35:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions. [2021-10-28 08:35:44,439 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 08:35:44,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:44,440 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-28 08:35:44,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:44,440 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-28 08:35:44,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:44,440 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-10-28 08:35:44,441 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,442 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 26 states and 31 transitions. [2021-10-28 08:35:44,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-10-28 08:35:44,442 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-10-28 08:35:44,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2021-10-28 08:35:44,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:44,442 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-28 08:35:44,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2021-10-28 08:35:44,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2021-10-28 08:35:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2021-10-28 08:35:44,444 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-10-28 08:35:44,445 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-10-28 08:35:44,445 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 08:35:44,445 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2021-10-28 08:35:44,445 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:44,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:44,446 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:44,446 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 08:35:44,446 INFO L791 eck$LassoCheckResult]: Stem: 811#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 812#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 823#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 814#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 815#L521 assume !build_fullname_#t~short10; 819#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 820#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 826#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 827#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 828#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 830#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 831#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 818#L514-2 [2021-10-28 08:35:44,446 INFO L793 eck$LassoCheckResult]: Loop: 818#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 821#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 816#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 818#L514-2 [2021-10-28 08:35:44,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2021-10-28 08:35:44,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532705022] [2021-10-28 08:35:44,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:44,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:44,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:35:44,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532705022] [2021-10-28 08:35:44,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532705022] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:35:44,529 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:35:44,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:35:44,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972068885] [2021-10-28 08:35:44,529 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 08:35:44,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,530 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2021-10-28 08:35:44,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962057187] [2021-10-28 08:35:44,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,534 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,538 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:44,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:35:44,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:35:44,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:35:44,581 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.0) 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) [2021-10-28 08:35:44,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:35:44,648 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2021-10-28 08:35:44,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:35:44,649 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2021-10-28 08:35:44,650 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2021-10-28 08:35:44,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-10-28 08:35:44,651 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-28 08:35:44,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2021-10-28 08:35:44,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:44,651 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2021-10-28 08:35:44,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2021-10-28 08:35:44,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2021-10-28 08:35:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 25 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-10-28 08:35:44,654 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-28 08:35:44,654 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-28 08:35:44,654 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-28 08:35:44,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-10-28 08:35:44,655 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:44,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:44,656 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:44,656 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 08:35:44,656 INFO L791 eck$LassoCheckResult]: Stem: 872#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 873#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 884#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 877#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 878#L521 assume !build_fullname_#t~short10; 887#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 897#L523 assume build_fullname_#t~short14; 888#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 896#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 893#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 895#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 894#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 881#L514-2 [2021-10-28 08:35:44,656 INFO L793 eck$LassoCheckResult]: Loop: 881#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 885#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 879#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 881#L514-2 [2021-10-28 08:35:44,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2021-10-28 08:35:44,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976493195] [2021-10-28 08:35:44,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,706 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,742 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:44,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,743 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2021-10-28 08:35:44,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593007747] [2021-10-28 08:35:44,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-28 08:35:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,757 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,761 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:44,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2021-10-28 08:35:44,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666744441] [2021-10-28 08:35:44,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:44,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:35:44,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666744441] [2021-10-28 08:35:44,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666744441] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:35:44,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:35:44,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:35:44,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584184440] [2021-10-28 08:35:44,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:35:44,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 08:35:44,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:35:44,865 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:35:44,967 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2021-10-28 08:35:44,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:35:44,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions. [2021-10-28 08:35:44,969 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,969 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 43 transitions. [2021-10-28 08:35:44,969 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-10-28 08:35:44,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2021-10-28 08:35:44,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 43 transitions. [2021-10-28 08:35:44,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:44,970 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2021-10-28 08:35:44,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 43 transitions. [2021-10-28 08:35:44,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2021-10-28 08:35:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.21875) internal successors, (39), 31 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2021-10-28 08:35:44,973 INFO L704 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-10-28 08:35:44,973 INFO L587 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-10-28 08:35:44,973 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-28 08:35:44,973 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2021-10-28 08:35:44,973 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-28 08:35:44,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:44,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:44,974 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:44,974 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 08:35:44,977 INFO L791 eck$LassoCheckResult]: Stem: 950#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 951#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 961#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 955#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 956#L521 assume !build_fullname_#t~short10; 959#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 960#L523 assume build_fullname_#t~short14; 966#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 981#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 980#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 970#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 971#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 974#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 972#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 973#L514-2 [2021-10-28 08:35:44,978 INFO L793 eck$LassoCheckResult]: Loop: 973#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 975#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 976#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 973#L514-2 [2021-10-28 08:35:44,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:44,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2021-10-28 08:35:44,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:44,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001694568] [2021-10-28 08:35:44,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:44,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:44,999 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:45,043 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:45,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:45,047 INFO L85 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2021-10-28 08:35:45,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:45,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669978794] [2021-10-28 08:35:45,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:45,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:45,057 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:45,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:45,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:45,061 INFO L85 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2021-10-28 08:35:45,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:45,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416037569] [2021-10-28 08:35:45,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:45,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:45,086 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:45,122 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:48,092 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:35:48,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:35:48,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:35:48,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:35:48,093 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:35:48,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:48,093 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:35:48,093 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:35:48,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2021-10-28 08:35:48,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:35:48,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:35:48,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:48,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:48,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:48,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:48,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:48,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:49,711 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:35:49,711 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:35:49,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,714 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 08:35:49,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 08:35:49,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,750 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 08:35:49,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:49,831 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,832 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 08:35:49,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:49,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,863 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 08:35:49,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-10-28 08:35:49,892 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,893 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 08:35:49,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-10-28 08:35:49,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,947 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 08:35:49,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:49,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:49,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:49,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-10-28 08:35:49,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:49,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:49,982 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:49,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 08:35:49,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:49,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:49,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:49,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:49,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:49,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:49,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:49,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:49,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:50,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-10-28 08:35:50,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:50,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:50,018 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:50,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 08:35:50,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:50,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:50,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:50,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:50,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:50,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:50,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:50,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:50,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-28 08:35:50,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:50,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:50,054 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:50,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 08:35:50,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:50,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:50,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:50,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:50,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:50,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:50,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:50,099 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:35:50,148 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 08:35:50,149 INFO L444 ModelExtractionUtils]: 24 out of 73 variables were initially zero. Simplification set additionally 46 variables to zero. [2021-10-28 08:35:50,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:50,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:50,150 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:50,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 08:35:50,151 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:35:50,159 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:35:50,159 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:35:50,159 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4, ULTIMATE.start_strchr_~t.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4 - 1*ULTIMATE.start_strchr_~t.offset Supporting invariants [] [2021-10-28 08:35:50,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:50,296 INFO L297 tatePredicateManager]: 33 out of 34 supporting invariants were superfluous and have been removed [2021-10-28 08:35:50,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:50,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 08:35:50,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:50,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 08:35:50,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:50,475 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-28 08:35:50,475 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:50,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-28 08:35:50,553 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 54 transitions. Complement of second has 5 states. [2021-10-28 08:35:50,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 08:35:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:50,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2021-10-28 08:35:50,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 3 letters. [2021-10-28 08:35:50,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:50,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 17 letters. Loop has 3 letters. [2021-10-28 08:35:50,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:50,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 6 letters. [2021-10-28 08:35:50,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:50,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2021-10-28 08:35:50,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:35:50,559 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 35 states and 43 transitions. [2021-10-28 08:35:50,559 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-28 08:35:50,559 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-10-28 08:35:50,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2021-10-28 08:35:50,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 08:35:50,560 INFO L681 BuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2021-10-28 08:35:50,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2021-10-28 08:35:50,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2021-10-28 08:35:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2021-10-28 08:35:50,564 INFO L704 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-10-28 08:35:50,564 INFO L587 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-10-28 08:35:50,564 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-28 08:35:50,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2021-10-28 08:35:50,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:35:50,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:50,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:50,566 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:50,566 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:50,566 INFO L791 eck$LassoCheckResult]: Stem: 1241#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1242#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1255#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1244#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1245#L521 assume !build_fullname_#t~short10; 1250#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1251#L523 assume build_fullname_#t~short14; 1258#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1271#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1270#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1266#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1264#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1265#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1252#L515 assume strchr_#t~mem5 == strchr_~ch~0;havoc strchr_#t~mem5; 1253#L514-3 strchr_#res.base, strchr_#res.offset := strchr_~t.base, strchr_~t.offset; 1247#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1239#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1240#L508-8 [2021-10-28 08:35:50,567 INFO L793 eck$LassoCheckResult]: Loop: 1240#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1243#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1240#L508-8 [2021-10-28 08:35:50,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:50,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1119349231, now seen corresponding path program 1 times [2021-10-28 08:35:50,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:50,567 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173709990] [2021-10-28 08:35:50,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:50,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,584 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,603 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:50,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:50,604 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 3 times [2021-10-28 08:35:50,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:50,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535550774] [2021-10-28 08:35:50,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:50,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,609 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,613 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:50,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:50,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1952789620, now seen corresponding path program 1 times [2021-10-28 08:35:50,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:50,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247046790] [2021-10-28 08:35:50,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:50,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,639 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:50,665 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:53,277 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:35:53,277 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:35:53,278 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:35:53,278 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:35:53,278 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:35:53,278 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:53,278 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:35:53,278 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:35:53,278 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration8_Lasso [2021-10-28 08:35:53,278 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:35:53,278 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:35:53,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:53,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:54,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:35:55,462 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:35:55,462 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:35:55,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,471 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 08:35:55,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-28 08:35:55,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,503 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 08:35:55,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,534 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 08:35:55,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-28 08:35:55,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,565 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 08:35:55,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,595 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,596 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 08:35:55,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,629 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 08:35:55,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-10-28 08:35:55,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,660 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 08:35:55,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,691 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-28 08:35:55,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:55,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:55,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-10-28 08:35:55,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,728 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-28 08:35:55,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:35:55,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-10-28 08:35:55,761 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,762 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-28 08:35:55,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:55,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:55,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,828 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,829 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-28 08:35:55,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:55,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:55,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-10-28 08:35:55,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,864 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-28 08:35:55,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:35:55,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,872 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 08:35:55,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 08:35:55,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:35:55,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:35:55,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:55,894 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:55,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:55,895 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:55,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-28 08:35:55,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:35:55,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:35:55,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:35:55,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:35:55,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:35:55,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:35:55,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:35:55,965 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:35:56,061 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2021-10-28 08:35:56,061 INFO L444 ModelExtractionUtils]: 33 out of 88 variables were initially zero. Simplification set additionally 52 variables to zero. [2021-10-28 08:35:56,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:35:56,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:35:56,063 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:35:56,071 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:35:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-28 08:35:56,097 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:35:56,097 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:35:56,097 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5 Supporting invariants [] [2021-10-28 08:35:56,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:56,401 INFO L297 tatePredicateManager]: 51 out of 52 supporting invariants were superfluous and have been removed [2021-10-28 08:35:56,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:56,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-28 08:35:56,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:56,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 08:35:56,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:35:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:56,653 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-10-28 08:35:56,653 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:56,769 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 41 states and 48 transitions. Complement of second has 10 states. [2021-10-28 08:35:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-28 08:35:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 28 transitions. [2021-10-28 08:35:56,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 2 letters. [2021-10-28 08:35:56,771 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:56,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 19 letters. Loop has 2 letters. [2021-10-28 08:35:56,771 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:56,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 4 letters. [2021-10-28 08:35:56,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:35:56,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 48 transitions. [2021-10-28 08:35:56,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:35:56,790 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 34 states and 40 transitions. [2021-10-28 08:35:56,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-28 08:35:56,790 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-10-28 08:35:56,790 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 40 transitions. [2021-10-28 08:35:56,790 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 08:35:56,790 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-10-28 08:35:56,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 40 transitions. [2021-10-28 08:35:56,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2021-10-28 08:35:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.1875) internal successors, (38), 31 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2021-10-28 08:35:56,793 INFO L704 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-10-28 08:35:56,793 INFO L587 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-10-28 08:35:56,793 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-28 08:35:56,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2021-10-28 08:35:56,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 08:35:56,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:35:56,794 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:35:56,794 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:35:56,794 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 08:35:56,795 INFO L791 eck$LassoCheckResult]: Stem: 1622#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1623#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1635#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1627#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1628#L521 assume !build_fullname_#t~short10; 1638#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~mem8;havoc build_fullname_#t~mem9;havoc build_fullname_#t~short10;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1653#L523 assume build_fullname_#t~short14; 1639#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem12;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1652#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1651#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1647#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1645#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1646#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1636#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1629#L515-2 assume 0 == strchr_#t~mem6;havoc strchr_#t~mem6;strchr_#res.base, strchr_#res.offset := 0, 0; 1630#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1624#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1625#L508-8 [2021-10-28 08:35:56,795 INFO L793 eck$LassoCheckResult]: Loop: 1625#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1626#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post2.base, strcpy_#t~post2.offset;havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4; 1625#L508-8 [2021-10-28 08:35:56,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:56,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1119402086, now seen corresponding path program 1 times [2021-10-28 08:35:56,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:56,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354860220] [2021-10-28 08:35:56,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:56,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:35:56,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-10-28 08:35:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:35:56,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:35:56,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354860220] [2021-10-28 08:35:56,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354860220] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:35:56,895 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:35:56,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:35:56,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008144927] [2021-10-28 08:35:56,896 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 08:35:56,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:35:56,897 INFO L85 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 4 times [2021-10-28 08:35:56,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:35:56,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989407969] [2021-10-28 08:35:56,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:35:56,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:35:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:56,901 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:35:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:35:56,908 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:35:57,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:35:57,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:35:57,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:35:57,011 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:35:57,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:35:57,043 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2021-10-28 08:35:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:35:57,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 34 transitions. [2021-10-28 08:35:57,043 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:35:57,043 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 08:35:57,044 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 08:35:57,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:35:57,044 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-10-28 08:35:57,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:35:57,044 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:35:57,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 08:35:57,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:35:57 BoogieIcfgContainer [2021-10-28 08:35:57,050 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:35:57,051 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:35:57,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:35:57,051 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:35:57,051 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:35:27" (3/4) ... [2021-10-28 08:35:57,054 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 08:35:57,054 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:35:57,056 INFO L168 Benchmark]: Toolchain (without parser) took 31017.67 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 69.0 MB in the beginning and 148.7 MB in the end (delta: -79.7 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,056 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 107.0 MB. Free memory is still 86.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:35:57,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.03 ms. Allocated memory is still 107.0 MB. Free memory was 68.7 MB in the beginning and 75.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.11 ms. Allocated memory is still 107.0 MB. Free memory was 75.9 MB in the beginning and 73.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,057 INFO L168 Benchmark]: Boogie Preprocessor took 75.18 ms. Allocated memory is still 107.0 MB. Free memory was 73.7 MB in the beginning and 72.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,057 INFO L168 Benchmark]: RCFGBuilder took 556.07 ms. Allocated memory is still 107.0 MB. Free memory was 72.1 MB in the beginning and 58.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,058 INFO L168 Benchmark]: BuchiAutomizer took 29717.00 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 57.8 MB in the beginning and 148.7 MB in the end (delta: -90.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:35:57,058 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 213.9 MB. Free memory is still 148.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:35:57,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 107.0 MB. Free memory is still 86.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 567.03 ms. Allocated memory is still 107.0 MB. Free memory was 68.7 MB in the beginning and 75.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.11 ms. Allocated memory is still 107.0 MB. Free memory was 75.9 MB in the beginning and 73.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.18 ms. Allocated memory is still 107.0 MB. Free memory was 73.7 MB in the beginning and 72.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 556.07 ms. Allocated memory is still 107.0 MB. Free memory was 72.1 MB in the beginning and 58.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 29717.00 ms. Allocated memory was 107.0 MB in the beginning and 213.9 MB in the end (delta: 107.0 MB). Free memory was 57.8 MB in the beginning and 148.7 MB in the end (delta: -90.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.68 ms. Allocated memory is still 213.9 MB. Free memory is still 148.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (4 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * s1 + 3 * unknown-#length-unknown[__builtin_alloca (file_len)] and consists of 7 locations. One deterministic module has affine ranking function unknown-#length-unknown[s1] + -1 * s1 and consists of 3 locations. One deterministic module has affine ranking function -1 * s2 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 6 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * t and consists of 4 locations. One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 8 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 29.6s and 10 iterations. TraceHistogramMax:2. Analysis of lassos took 27.4s. Construction of modules took 0.2s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 20 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 33 states and ocurred in iteration 7. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 169 SDtfs, 202 SDslu, 214 SDs, 0 SdLazy, 255 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital474 mio100 ax100 hnf100 lsp98 ukn66 mio100 lsp43 div100 bol100 ite100 ukn100 eq205 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 31ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 08:35:57,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e6dbc00-525e-41bf-baf2-7026963cd05e/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...