./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43042bf549611b91d7cd2e606e8084175f90098b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 04:44:19,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 04:44:19,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 04:44:19,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 04:44:19,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 04:44:19,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 04:44:19,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 04:44:19,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 04:44:19,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 04:44:19,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 04:44:19,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 04:44:19,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 04:44:19,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 04:44:19,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 04:44:19,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 04:44:19,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 04:44:19,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 04:44:19,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 04:44:19,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 04:44:19,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 04:44:19,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 04:44:19,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 04:44:19,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 04:44:19,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 04:44:19,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 04:44:19,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 04:44:19,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 04:44:19,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 04:44:19,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 04:44:19,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 04:44:19,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 04:44:19,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 04:44:19,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 04:44:19,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 04:44:19,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 04:44:19,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 04:44:19,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 04:44:19,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 04:44:19,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 04:44:19,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 04:44:19,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 04:44:19,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 04:44:19,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 04:44:19,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 04:44:19,581 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 04:44:19,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 04:44:19,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 04:44:19,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 04:44:19,583 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 04:44:19,583 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 04:44:19,583 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 04:44:19,583 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 04:44:19,584 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 04:44:19,584 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 04:44:19,584 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 04:44:19,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 04:44:19,585 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 04:44:19,585 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 04:44:19,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 04:44:19,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 04:44:19,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 04:44:19,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 04:44:19,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 04:44:19,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 04:44:19,593 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 04:44:19,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 04:44:19,593 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 04:44:19,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 04:44:19,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 04:44:19,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 04:44:19,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 04:44:19,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 04:44:19,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 04:44:19,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 04:44:19,596 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 04:44:19,596 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43042bf549611b91d7cd2e606e8084175f90098b [2021-08-31 04:44:19,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 04:44:19,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 04:44:19,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 04:44:19,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 04:44:19,931 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 04:44:19,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c [2021-08-31 04:44:19,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d7cff322/5d2796a4a7cc4a48a1626ad1c81f22d1/FLAG588e68ee0 [2021-08-31 04:44:20,508 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 04:44:20,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c [2021-08-31 04:44:20,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d7cff322/5d2796a4a7cc4a48a1626ad1c81f22d1/FLAG588e68ee0 [2021-08-31 04:44:20,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d7cff322/5d2796a4a7cc4a48a1626ad1c81f22d1 [2021-08-31 04:44:20,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 04:44:20,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 04:44:20,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 04:44:20,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 04:44:20,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 04:44:20,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:44:20" (1/1) ... [2021-08-31 04:44:20,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4599472f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:20, skipping insertion in model container [2021-08-31 04:44:20,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:44:20" (1/1) ... [2021-08-31 04:44:20,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 04:44:20,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 04:44:21,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c[12854,12867] [2021-08-31 04:44:21,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:44:21,125 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 04:44:21,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c[12854,12867] [2021-08-31 04:44:21,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 04:44:21,207 INFO L208 MainTranslator]: Completed translation [2021-08-31 04:44:21,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21 WrapperNode [2021-08-31 04:44:21,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 04:44:21,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 04:44:21,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 04:44:21,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 04:44:21,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 04:44:21,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 04:44:21,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 04:44:21,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 04:44:21,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 04:44:21,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 04:44:21,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 04:44:21,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 04:44:21,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (1/1) ... [2021-08-31 04:44:21,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:21,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:21,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:21,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-31 04:44:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 04:44:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 04:44:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 04:44:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 04:44:21,813 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 04:44:21,813 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-08-31 04:44:21,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:44:21 BoogieIcfgContainer [2021-08-31 04:44:21,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 04:44:21,816 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 04:44:21,816 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 04:44:21,824 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 04:44:21,824 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:44:21,825 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 04:44:20" (1/3) ... [2021-08-31 04:44:21,826 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ee3d73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:44:21, skipping insertion in model container [2021-08-31 04:44:21,826 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:44:21,826 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:44:21" (2/3) ... [2021-08-31 04:44:21,826 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4ee3d73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 04:44:21, skipping insertion in model container [2021-08-31 04:44:21,826 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 04:44:21,827 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:44:21" (3/3) ... [2021-08-31 04:44:21,828 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c [2021-08-31 04:44:21,873 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 04:44:21,874 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 04:44:21,874 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 04:44:21,874 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 04:44:21,874 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 04:44:21,874 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 04:44:21,874 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 04:44:21,874 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 04:44:21,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 121 states, 120 states have (on average 1.7) internal successors, (204), 120 states have internal predecessors, (204), 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) [2021-08-31 04:44:21,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2021-08-31 04:44:21,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:44:21,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:44:21,934 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:21,934 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:21,934 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 04:44:21,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 121 states, 120 states have (on average 1.7) internal successors, (204), 120 states have internal predecessors, (204), 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) [2021-08-31 04:44:21,946 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2021-08-31 04:44:21,946 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:44:21,947 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:44:21,950 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:21,950 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:21,958 INFO L791 eck$LassoCheckResult]: Stem: 104#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(48);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 33#L-1true havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 119#L248true assume !(0 == ~r1~0);init_~tmp~0 := 0; 69#L248-1true init_#res := init_~tmp~0; 118#L377true main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 35#L22true assume !(0 == assume_abort_if_not_~cond); 89#L21true ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 53#L446-2true [2021-08-31 04:44:21,963 INFO L793 eck$LassoCheckResult]: Loop: 53#L446-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 61#L76true assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10#L80true assume !(node1_~m1~0 != ~nomsg~0); 102#L80-1true ~mode1~0 := 0; 108#L76-2true havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 19#L111true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 44#L114true assume !(node2_~m2~0 != ~nomsg~0); 87#L114-1true ~mode2~0 := 0; 90#L111-2true havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 51#L145true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 28#L148true assume !(node3_~m3~0 != ~nomsg~0); 98#L148-1true ~mode3~0 := 0; 45#L145-2true havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 112#L179true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 93#L182true assume !(node4_~m4~0 != ~nomsg~0); 121#L182-1true ~mode4~0 := 0; 22#L179-2true havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 114#L213true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 97#L216true assume !(node5_~m5~0 != ~nomsg~0); 54#L216-1true ~mode5~0 := 0; 13#L213-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 16#L385true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 106#L385-1true check_#res := check_~tmp~1; 113#L397true main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 36#L476true assume !(0 == assert_~arg % 256); 25#L471true main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 53#L446-2true [2021-08-31 04:44:21,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:21,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1984313218, now seen corresponding path program 1 times [2021-08-31 04:44:21,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:21,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234255706] [2021-08-31 04:44:21,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:21,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:44:22,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 04:44:22,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234255706] [2021-08-31 04:44:22,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234255706] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 04:44:22,253 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 04:44:22,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 04:44:22,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331851884] [2021-08-31 04:44:22,270 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-31 04:44:22,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:22,273 INFO L82 PathProgramCache]: Analyzing trace with hash 738213390, now seen corresponding path program 1 times [2021-08-31 04:44:22,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:22,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751546233] [2021-08-31 04:44:22,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:22,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:22,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:44:22,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 04:44:22,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751546233] [2021-08-31 04:44:22,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751546233] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 04:44:22,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 04:44:22,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 04:44:22,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835817737] [2021-08-31 04:44:22,394 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-31 04:44:22,394 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 04:44:22,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-31 04:44:22,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-31 04:44:22,425 INFO L87 Difference]: Start difference. First operand has 121 states, 120 states have (on average 1.7) internal successors, (204), 120 states have internal predecessors, (204), 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 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 04:44:23,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 04:44:23,022 INFO L93 Difference]: Finished difference Result 124 states and 203 transitions. [2021-08-31 04:44:23,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-31 04:44:23,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 124 states and 203 transitions. [2021-08-31 04:44:23,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-08-31 04:44:23,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 124 states to 116 states and 164 transitions. [2021-08-31 04:44:23,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2021-08-31 04:44:23,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2021-08-31 04:44:23,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2021-08-31 04:44:23,050 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 04:44:23,050 INFO L681 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-08-31 04:44:23,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2021-08-31 04:44:23,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-08-31 04:44:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.4137931034482758) internal successors, (164), 115 states have internal predecessors, (164), 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) [2021-08-31 04:44:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 164 transitions. [2021-08-31 04:44:23,085 INFO L704 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-08-31 04:44:23,085 INFO L587 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-08-31 04:44:23,086 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 04:44:23,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 164 transitions. [2021-08-31 04:44:23,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-08-31 04:44:23,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:44:23,088 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:44:23,090 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:23,090 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:23,091 INFO L791 eck$LassoCheckResult]: Stem: 377#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(48);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 318#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 319#L248 assume 0 == ~r1~0; 268#L249 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 269#L250 assume ~id1~0 >= 0; 362#L251 assume 0 == ~st1~0; 331#L252 assume ~send1~0 == ~id1~0; 332#L253 assume 0 == ~mode1~0 % 256; 336#L254 assume ~id2~0 >= 0; 289#L255 assume 0 == ~st2~0; 290#L256 assume ~send2~0 == ~id2~0; 333#L257 assume 0 == ~mode2~0 % 256; 312#L258 assume ~id3~0 >= 0; 313#L259 assume 0 == ~st3~0; 351#L260 assume ~send3~0 == ~id3~0; 352#L261 assume 0 == ~mode3~0 % 256; 340#L262 assume ~id4~0 >= 0; 341#L263 assume 0 == ~st4~0; 345#L264 assume ~send4~0 == ~id4~0; 346#L265 assume 0 == ~mode4~0 % 256; 277#L266 assume ~id5~0 >= 0; 278#L267 assume 0 == ~st5~0; 294#L268 assume ~send5~0 == ~id5~0; 295#L269 assume 0 == ~mode5~0 % 256; 272#L270 assume ~id1~0 != ~id2~0; 273#L271 assume ~id1~0 != ~id3~0; 314#L272 assume ~id1~0 != ~id4~0; 324#L273 assume ~id1~0 != ~id5~0; 344#L274 assume ~id2~0 != ~id3~0; 367#L275 assume ~id2~0 != ~id4~0; 263#L276 assume ~id2~0 != ~id5~0; 264#L277 assume ~id3~0 != ~id4~0; 378#L278 assume ~id3~0 != ~id5~0; 337#L279 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 338#L248-1 init_#res := init_~tmp~0; 360#L377 main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 322#L22 assume !(0 == assume_abort_if_not_~cond); 323#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 303#L446-2 [2021-08-31 04:44:23,091 INFO L793 eck$LassoCheckResult]: Loop: 303#L446-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 343#L76 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 274#L80 assume !(node1_~m1~0 != ~nomsg~0); 276#L80-1 ~mode1~0 := 0; 375#L76-2 havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 291#L111 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 292#L114 assume !(node2_~m2~0 != ~nomsg~0); 305#L114-1 ~mode2~0 := 0; 372#L111-2 havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 342#L145 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 310#L148 assume !(node3_~m3~0 != ~nomsg~0); 271#L148-1 ~mode3~0 := 0; 301#L145-2 havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 335#L179 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 373#L182 assume !(node4_~m4~0 != ~nomsg~0); 308#L182-1 ~mode4~0 := 0; 299#L179-2 havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 300#L213 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 374#L216 assume !(node5_~m5~0 != ~nomsg~0); 297#L216-1 ~mode5~0 := 0; 282#L213-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 283#L385 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 286#L385-1 check_#res := check_~tmp~1; 376#L397 main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 321#L476 assume !(0 == assert_~arg % 256); 302#L471 main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 303#L446-2 [2021-08-31 04:44:23,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:23,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 1 times [2021-08-31 04:44:23,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:23,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754923643] [2021-08-31 04:44:23,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:23,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:23,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,163 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:44:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,248 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:44:23,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:23,249 INFO L82 PathProgramCache]: Analyzing trace with hash 738213390, now seen corresponding path program 2 times [2021-08-31 04:44:23,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:23,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060775791] [2021-08-31 04:44:23,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:23,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:44:23,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 04:44:23,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060775791] [2021-08-31 04:44:23,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060775791] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 04:44:23,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 04:44:23,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-31 04:44:23,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303386129] [2021-08-31 04:44:23,318 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-31 04:44:23,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 04:44:23,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-31 04:44:23,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-31 04:44:23,319 INFO L87 Difference]: Start difference. First operand 116 states and 164 transitions. cyclomatic complexity: 49 Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-08-31 04:44:23,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 04:44:23,736 INFO L93 Difference]: Finished difference Result 119 states and 166 transitions. [2021-08-31 04:44:23,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-31 04:44:23,737 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 166 transitions. [2021-08-31 04:44:23,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-08-31 04:44:23,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 116 states and 162 transitions. [2021-08-31 04:44:23,739 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 116 [2021-08-31 04:44:23,740 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 116 [2021-08-31 04:44:23,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 162 transitions. [2021-08-31 04:44:23,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 04:44:23,740 INFO L681 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-08-31 04:44:23,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 162 transitions. [2021-08-31 04:44:23,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-08-31 04:44:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.396551724137931) internal successors, (162), 115 states have internal predecessors, (162), 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) [2021-08-31 04:44:23,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 162 transitions. [2021-08-31 04:44:23,745 INFO L704 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-08-31 04:44:23,745 INFO L587 BuchiCegarLoop]: Abstraction has 116 states and 162 transitions. [2021-08-31 04:44:23,745 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-31 04:44:23,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 162 transitions. [2021-08-31 04:44:23,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2021-08-31 04:44:23,746 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 04:44:23,746 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 04:44:23,747 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:23,747 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 04:44:23,748 INFO L791 eck$LassoCheckResult]: Stem: 623#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(48);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 565#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~ret43, main_#t~ret44, main_#t~post45, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id1~0 := main_#t~nondet18;havoc main_#t~nondet18;~st1~0 := main_#t~nondet19;havoc main_#t~nondet19;~send1~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode1~0 := main_#t~nondet21;havoc main_#t~nondet21;~alive1~0 := main_#t~nondet22;havoc main_#t~nondet22;~id2~0 := main_#t~nondet23;havoc main_#t~nondet23;~st2~0 := main_#t~nondet24;havoc main_#t~nondet24;~send2~0 := main_#t~nondet25;havoc main_#t~nondet25;~mode2~0 := main_#t~nondet26;havoc main_#t~nondet26;~alive2~0 := main_#t~nondet27;havoc main_#t~nondet27;~id3~0 := main_#t~nondet28;havoc main_#t~nondet28;~st3~0 := main_#t~nondet29;havoc main_#t~nondet29;~send3~0 := main_#t~nondet30;havoc main_#t~nondet30;~mode3~0 := main_#t~nondet31;havoc main_#t~nondet31;~alive3~0 := main_#t~nondet32;havoc main_#t~nondet32;~id4~0 := main_#t~nondet33;havoc main_#t~nondet33;~st4~0 := main_#t~nondet34;havoc main_#t~nondet34;~send4~0 := main_#t~nondet35;havoc main_#t~nondet35;~mode4~0 := main_#t~nondet36;havoc main_#t~nondet36;~alive4~0 := main_#t~nondet37;havoc main_#t~nondet37;~id5~0 := main_#t~nondet38;havoc main_#t~nondet38;~st5~0 := main_#t~nondet39;havoc main_#t~nondet39;~send5~0 := main_#t~nondet40;havoc main_#t~nondet40;~mode5~0 := main_#t~nondet41;havoc main_#t~nondet41;~alive5~0 := main_#t~nondet42;havoc main_#t~nondet42;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 566#L248 assume 0 == ~r1~0; 515#L249 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 516#L250 assume ~id1~0 >= 0; 609#L251 assume 0 == ~st1~0; 578#L252 assume ~send1~0 == ~id1~0; 579#L253 assume 0 == ~mode1~0 % 256; 583#L254 assume ~id2~0 >= 0; 536#L255 assume 0 == ~st2~0; 537#L256 assume ~send2~0 == ~id2~0; 580#L257 assume 0 == ~mode2~0 % 256; 559#L258 assume ~id3~0 >= 0; 560#L259 assume 0 == ~st3~0; 598#L260 assume ~send3~0 == ~id3~0; 599#L261 assume 0 == ~mode3~0 % 256; 587#L262 assume ~id4~0 >= 0; 588#L263 assume 0 == ~st4~0; 592#L264 assume ~send4~0 == ~id4~0; 593#L265 assume 0 == ~mode4~0 % 256; 524#L266 assume ~id5~0 >= 0; 525#L267 assume 0 == ~st5~0; 541#L268 assume ~send5~0 == ~id5~0; 542#L269 assume 0 == ~mode5~0 % 256; 519#L270 assume ~id1~0 != ~id2~0; 520#L271 assume ~id1~0 != ~id3~0; 561#L272 assume ~id1~0 != ~id4~0; 571#L273 assume ~id1~0 != ~id5~0; 591#L274 assume ~id2~0 != ~id3~0; 614#L275 assume ~id2~0 != ~id4~0; 510#L276 assume ~id2~0 != ~id5~0; 511#L277 assume ~id3~0 != ~id4~0; 625#L278 assume ~id3~0 != ~id5~0; 584#L279 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 585#L248-1 init_#res := init_~tmp~0; 607#L377 main_#t~ret43 := init_#res;main_~i2~0 := main_#t~ret43;havoc main_#t~ret43;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 568#L22 assume !(0 == assume_abort_if_not_~cond); 569#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 550#L446-2 [2021-08-31 04:44:23,748 INFO L793 eck$LassoCheckResult]: Loop: 550#L446-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 590#L76 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 521#L80 assume !(node1_~m1~0 != ~nomsg~0); 523#L80-1 ~mode1~0 := 0; 622#L76-2 havoc node2_#t~ite9, node2_#t~ite10, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 538#L111 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 539#L114 assume !(node2_~m2~0 != ~nomsg~0); 552#L114-1 ~mode2~0 := 0; 619#L111-2 havoc node3_#t~ite11, node3_#t~ite12, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 589#L145 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 557#L148 assume !(node3_~m3~0 != ~nomsg~0); 518#L148-1 ~mode3~0 := 0; 548#L145-2 havoc node4_#t~ite13, node4_#t~ite14, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 582#L179 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 620#L182 assume !(node4_~m4~0 != ~nomsg~0); 555#L182-1 ~mode4~0 := 0; 546#L179-2 havoc node5_#t~ite15, node5_#t~ite16, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 547#L213 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 621#L216 assume !(node5_~m5~0 != ~nomsg~0); 544#L216-1 ~mode5~0 := 0; 529#L213-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 530#L385 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 533#L386 assume ~r1~0 < 5;check_~tmp~1 := 1; 535#L385-1 check_#res := check_~tmp~1; 624#L397 main_#t~ret44 := check_#res;main_~c1~0 := main_#t~ret44;havoc main_#t~ret44;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 570#L476 assume !(0 == assert_~arg % 256); 549#L471 main_#t~post45 := main_~i2~0;main_~i2~0 := 1 + main_#t~post45;havoc main_#t~post45; 550#L446-2 [2021-08-31 04:44:23,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:23,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 2 times [2021-08-31 04:44:23,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:23,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853604471] [2021-08-31 04:44:23,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:23,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,776 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:44:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,824 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:44:23,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:23,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1026451556, now seen corresponding path program 1 times [2021-08-31 04:44:23,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:23,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602156109] [2021-08-31 04:44:23,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:23,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,834 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 04:44:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 04:44:23,855 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 04:44:23,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:23,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1906603762, now seen corresponding path program 1 times [2021-08-31 04:44:23,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 04:44:23,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473997972] [2021-08-31 04:44:23,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 04:44:23,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 04:44:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:44:23,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 04:44:23,947 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473997972] [2021-08-31 04:44:23,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473997972] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 04:44:23,947 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 04:44:23,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-31 04:44:23,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229310250] [2021-08-31 04:44:24,774 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 04:44:24,775 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 04:44:24,775 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 04:44:24,775 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 04:44:24,775 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-31 04:44:24,775 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:24,775 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 04:44:24,776 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 04:44:24,776 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-08-31 04:44:24,776 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 04:44:24,776 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 04:44:24,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:24,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,543 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 04:44:25,543 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-31 04:44:25,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:25,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:25,548 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:25,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-31 04:44:25,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 04:44:25,553 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 04:44:25,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:25,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:25,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:25,592 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:25,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-31 04:44:25,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-31 04:44:25,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 04:44:25,704 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-31 04:44:25,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:25,708 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 04:44:25,708 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 04:44:25,708 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 04:44:25,708 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 04:44:25,708 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-31 04:44:25,708 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:25,708 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 04:44:25,708 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 04:44:25,708 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2021-08-31 04:44:25,709 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 04:44:25,709 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 04:44:25,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:25,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 04:44:26,300 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 04:44:26,303 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-31 04:44:26,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,309 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-31 04:44:26,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,347 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,348 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-31 04:44:26,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 04:44:26,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 04:44:26,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-08-31 04:44:26,378 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,378 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-31 04:44:26,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,405 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,406 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-31 04:44:26,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,433 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,434 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-31 04:44:26,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,462 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-31 04:44:26,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,499 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-31 04:44:26,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,545 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-31 04:44:26,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 04:44:26,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 04:44:26,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,589 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-31 04:44:26,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,623 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-31 04:44:26,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 04:44:26,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 04:44:26,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-08-31 04:44:26,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,661 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-31 04:44:26,662 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 [2021-08-31 04:44:26,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-08-31 04:44:26,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-31 04:44:26,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,715 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,721 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,729 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 [2021-08-31 04:44:26,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-31 04:44:26,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,769 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,770 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-31 04:44:26,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 04:44:26,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 04:44:26,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,837 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-31 04:44:26,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,870 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,871 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-31 04:44:26,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,898 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-31 04:44:26,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 04:44:26,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 04:44:26,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,925 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-31 04:44:26,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,936 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:26,957 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:26,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-31 04:44:26,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:26,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:26,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:26,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:26,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:26,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:26,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:26,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:26,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:26,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:26,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:26,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:27,000 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:27,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-31 04:44:27,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:27,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:27,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:27,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:27,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:27,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:27,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:27,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:27,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 04:44:27,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-08-31 04:44:27,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:27,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:27,031 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:27,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-31 04:44:27,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 04:44:27,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 04:44:27,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 04:44:27,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 04:44:27,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 04:44:27,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 04:44:27,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 04:44:27,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 04:44:27,041 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-31 04:44:27,045 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-08-31 04:44:27,045 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-08-31 04:44:27,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 04:44:27,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 04:44:27,067 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 04:44:27,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-31 04:44:27,069 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-31 04:44:27,069 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-31 04:44:27,069 INFO L513 LassoAnalysis]: Proved termination. [2021-08-31 04:44:27,069 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2021-08-31 04:44:27,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-08-31 04:44:27,086 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-08-31 04:44:27,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 04:44:27,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-08-31 04:44:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:27,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-31 04:44:27,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 04:44:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 04:44:27,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-31 04:44:27,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 04:44:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 04:44:27,492 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 [2021-08-31 04:44:27,492 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 116 states and 162 transitions. cyclomatic complexity: 47 Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-08-31 04:44:27,740 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 116 states and 162 transitions. cyclomatic complexity: 47. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 194 states and 287 transitions. Complement of second has 4 states. [2021-08-31 04:44:27,740 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 [2021-08-31 04:44:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-08-31 04:44:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 162 transitions. [2021-08-31 04:44:27,743 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 38 letters. Loop has 27 letters. [2021-08-31 04:44:27,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 04:44:27,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 65 letters. Loop has 27 letters. [2021-08-31 04:44:27,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 04:44:27,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 162 transitions. Stem has 38 letters. Loop has 54 letters. [2021-08-31 04:44:27,745 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 04:44:27,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194 states and 287 transitions. [2021-08-31 04:44:27,747 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 04:44:27,747 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194 states to 0 states and 0 transitions. [2021-08-31 04:44:27,747 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-31 04:44:27,747 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-31 04:44:27,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-31 04:44:27,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 04:44:27,747 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 04:44:27,747 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 04:44:27,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 04:44:27,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-31 04:44:27,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-31 04:44:27,748 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2021-08-31 04:44:27,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 04:44:27,748 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-08-31 04:44:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-31 04:44:27,749 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 04:44:27,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-31 04:44:27,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-31 04:44:27,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 04:44:27,749 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 04:44:27,749 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-31 04:44:27,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-31 04:44:27,750 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 04:44:27,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-31 04:44:27,752 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.toString(StatisticsData.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerTimingBenchmark.toString(BuchiAutomizerTimingBenchmark.java:44) at de.uni_freiburg.informatik.ultimate.core.lib.results.StatisticsResult.getLongDescription(StatisticsResult.java:58) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.reportResult(BuchiAutomizerObserver.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 04:44:27,754 INFO L158 Benchmark]: Toolchain (without parser) took 6882.90ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 36.7MB in the beginning and 33.4MB in the end (delta: 3.3MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,754 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 04:44:27,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.50ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.5MB in the beginning and 50.9MB in the end (delta: -14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.17ms. Allocated memory is still 71.3MB. Free memory was 50.9MB in the beginning and 48.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,755 INFO L158 Benchmark]: Boogie Preprocessor took 49.36ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 46.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,755 INFO L158 Benchmark]: RCFGBuilder took 502.26ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 45.0MB in the end (delta: 1.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,756 INFO L158 Benchmark]: BuchiAutomizer took 5936.79ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 45.0MB in the beginning and 33.4MB in the end (delta: 11.6MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2021-08-31 04:44:27,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.50ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.5MB in the beginning and 50.9MB in the end (delta: -14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.17ms. Allocated memory is still 71.3MB. Free memory was 50.9MB in the beginning and 48.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.36ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 46.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.26ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 45.0MB in the end (delta: 1.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 5936.79ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 45.0MB in the beginning and 33.4MB in the end (delta: 11.6MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 19 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 04:44:27,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...