./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 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.4.2.ufo.BOUNDED-8.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 15a45b9b5d96f95ef1a7152625d77758a06bd00c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 21:07:35,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 21:07:35,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 21:07:35,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 21:07:35,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 21:07:35,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 21:07:35,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 21:07:35,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 21:07:35,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 21:07:35,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 21:07:35,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 21:07:35,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 21:07:35,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 21:07:35,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 21:07:35,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 21:07:35,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 21:07:35,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 21:07:35,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 21:07:35,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 21:07:35,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 21:07:35,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 21:07:35,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 21:07:35,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 21:07:35,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 21:07:35,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 21:07:35,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 21:07:35,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 21:07:35,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 21:07:35,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 21:07:35,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 21:07:35,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 21:07:35,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 21:07:35,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 21:07:35,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 21:07:35,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 21:07:35,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 21:07:35,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 21:07:35,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 21:07:35,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 21:07:35,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 21:07:35,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 21:07:35,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 21:07:35,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 21:07:35,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 21:07:35,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 21:07:35,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 21:07:35,297 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 21:07:35,297 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 21:07:35,297 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 21:07:35,298 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 21:07:35,298 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 21:07:35,298 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 21:07:35,300 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 21:07:35,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 21:07:35,301 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 21:07:35,301 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 21:07:35,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 21:07:35,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 21:07:35,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 21:07:35,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 21:07:35,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 21:07:35,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 21:07:35,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 21:07:35,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 21:07:35,303 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 21:07:35,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 21:07:35,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 21:07:35,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 21:07:35,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 21:07:35,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 21:07:35,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 21:07:35,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 21:07:35,305 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 21:07:35,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15a45b9b5d96f95ef1a7152625d77758a06bd00c [2021-07-06 21:07:35,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 21:07:35,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 21:07:35,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 21:07:35,617 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 21:07:35,617 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 21:07:35,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2021-07-06 21:07:35,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968dd83dc/090703483a5544b9ae84a3538c7a028a/FLAG3dc7ea9fd [2021-07-06 21:07:36,164 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 21:07:36,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2021-07-06 21:07:36,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968dd83dc/090703483a5544b9ae84a3538c7a028a/FLAG3dc7ea9fd [2021-07-06 21:07:36,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/968dd83dc/090703483a5544b9ae84a3538c7a028a [2021-07-06 21:07:36,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 21:07:36,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 21:07:36,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 21:07:36,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 21:07:36,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 21:07:36,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 09:07:36" (1/1) ... [2021-07-06 21:07:36,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31139125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:36, skipping insertion in model container [2021-07-06 21:07:36,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 09:07:36" (1/1) ... [2021-07-06 21:07:36,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 21:07:36,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 21:07:36,976 WARN L224 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.4.2.ufo.BOUNDED-8.pals.c[9365,9378] [2021-07-06 21:07:36,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 21:07:36,995 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 21:07:37,066 WARN L224 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.4.2.ufo.BOUNDED-8.pals.c[9365,9378] [2021-07-06 21:07:37,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 21:07:37,087 INFO L208 MainTranslator]: Completed translation [2021-07-06 21:07:37,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37 WrapperNode [2021-07-06 21:07:37,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 21:07:37,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 21:07:37,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 21:07:37,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 21:07:37,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 21:07:37,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 21:07:37,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 21:07:37,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 21:07:37,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 21:07:37,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 21:07:37,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 21:07:37,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 21:07:37,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (1/1) ... [2021-07-06 21:07:37,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:37,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:37,246 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) [2021-07-06 21:07:37,275 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 [2021-07-06 21:07:37,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 21:07:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 21:07:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 21:07:37,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 21:07:37,892 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 21:07:37,893 INFO L299 CfgBuilder]: Removed 19 assume(true) statements. [2021-07-06 21:07:37,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 09:07:37 BoogieIcfgContainer [2021-07-06 21:07:37,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 21:07:37,895 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 21:07:37,895 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 21:07:37,898 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 21:07:37,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 21:07:37,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 09:07:36" (1/3) ... [2021-07-06 21:07:37,900 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29b6f468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 09:07:37, skipping insertion in model container [2021-07-06 21:07:37,900 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 21:07:37,900 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 09:07:37" (2/3) ... [2021-07-06 21:07:37,900 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29b6f468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 09:07:37, skipping insertion in model container [2021-07-06 21:07:37,901 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 21:07:37,901 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 09:07:37" (3/3) ... [2021-07-06 21:07:37,902 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2021-07-06 21:07:37,943 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 21:07:37,943 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 21:07:37,944 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 21:07:37,944 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 21:07:37,944 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 21:07:37,944 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 21:07:37,944 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 21:07:37,944 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 21:07:37,960 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 96 states, 95 states have (on average 1.6842105263157894) internal successors, (160), 95 states have internal predecessors, (160), 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) [2021-07-06 21:07:37,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2021-07-06 21:07:37,989 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 21:07:37,989 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 21:07:37,997 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-07-06 21:07:37,998 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] [2021-07-06 21:07:37,998 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 21:07:37,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 96 states, 95 states have (on average 1.6842105263157894) internal successors, (160), 95 states have internal predecessors, (160), 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) [2021-07-06 21:07:38,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2021-07-06 21:07:38,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 21:07:38,012 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 21:07:38,014 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-07-06 21:07:38,014 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] [2021-07-06 21:07:38,020 INFO L791 eck$LassoCheckResult]: Stem: 45#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(49);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;~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]; 20#L-1true havoc main_#res;havoc main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, 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~ret35, main_#t~ret36, main_#t~post37, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet14;havoc main_#t~nondet14;~id1~0 := main_#t~nondet15;havoc main_#t~nondet15;~st1~0 := main_#t~nondet16;havoc main_#t~nondet16;~send1~0 := main_#t~nondet17;havoc main_#t~nondet17;~mode1~0 := main_#t~nondet18;havoc main_#t~nondet18;~alive1~0 := main_#t~nondet19;havoc main_#t~nondet19;~id2~0 := main_#t~nondet20;havoc main_#t~nondet20;~st2~0 := main_#t~nondet21;havoc main_#t~nondet21;~send2~0 := main_#t~nondet22;havoc main_#t~nondet22;~mode2~0 := main_#t~nondet23;havoc main_#t~nondet23;~alive2~0 := main_#t~nondet24;havoc main_#t~nondet24;~id3~0 := main_#t~nondet25;havoc main_#t~nondet25;~st3~0 := main_#t~nondet26;havoc main_#t~nondet26;~send3~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode3~0 := main_#t~nondet28;havoc main_#t~nondet28;~alive3~0 := main_#t~nondet29;havoc main_#t~nondet29;~id4~0 := main_#t~nondet30;havoc main_#t~nondet30;~st4~0 := main_#t~nondet31;havoc main_#t~nondet31;~send4~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode4~0 := main_#t~nondet33;havoc main_#t~nondet33;~alive4~0 := main_#t~nondet34;havoc main_#t~nondet34;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 57#L199true assume !(0 == ~r1~0);init_~tmp~0 := 0; 55#L199-1true init_#res := init_~tmp~0; 14#L296true main_#t~ret35 := init_#res;main_~i2~0 := main_#t~ret35;havoc main_#t~ret35; 47#L348true assume !(0 == main_~i2~0); 53#L348-2true ~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;main_~i2~0 := 0; 3#L358-2true [2021-07-06 21:07:38,021 INFO L793 eck$LassoCheckResult]: Loop: 3#L358-2true assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 24#L65true 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 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5#L69true assume !(node1_~m1~0 != ~nomsg~0); 33#L69-1true ~mode1~0 := 0; 21#L65-2true havoc node2_#t~ite8, node2_#t~ite9, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 95#L97true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 77#L100true assume !(node2_~m2~0 != ~nomsg~0); 73#L100-1true ~mode2~0 := 0; 90#L97-2true havoc node3_#t~ite10, node3_#t~ite11, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 32#L131true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 82#L134true assume !(node3_~m3~0 != ~nomsg~0); 81#L134-1true ~mode3~0 := 0; 25#L131-2true havoc node4_#t~ite12, node4_#t~ite13, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 34#L165true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 15#L168true assume !(node4_~m4~0 != ~nomsg~0); 12#L168-1true ~mode4~0 := 0; 51#L165-2true ~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;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 52#L304true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1 := 0; 54#L304-1true check_#res := check_~tmp~1; 70#L316true main_#t~ret36 := check_#res;main_~c1~0 := main_#t~ret36;havoc main_#t~ret36;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 60#L385true assume !(0 == assert_~arg % 256); 29#L380true main_#t~post37 := main_~i2~0;main_~i2~0 := 1 + main_#t~post37;havoc main_#t~post37; 3#L358-2true [2021-07-06 21:07:38,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:38,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1938506578, now seen corresponding path program 1 times [2021-07-06 21:07:38,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:38,034 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212001574] [2021-07-06 21:07:38,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:38,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:38,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 21:07:38,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 21:07:38,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 21:07:38,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 21:07:38,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 21:07:38,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212001574] [2021-07-06 21:07:38,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212001574] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 21:07:38,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 21:07:38,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 21:07:38,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631356420] [2021-07-06 21:07:38,273 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 21:07:38,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:38,274 INFO L82 PathProgramCache]: Analyzing trace with hash -388024983, now seen corresponding path program 1 times [2021-07-06 21:07:38,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:38,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070755745] [2021-07-06 21:07:38,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:38,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:38,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 21:07:38,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 21:07:38,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-06 21:07:38,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 21:07:38,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 21:07:38,384 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070755745] [2021-07-06 21:07:38,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070755745] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 21:07:38,384 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 21:07:38,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 21:07:38,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081518194] [2021-07-06 21:07:38,386 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 21:07:38,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 21:07:38,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-06 21:07:38,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-06 21:07:38,399 INFO L87 Difference]: Start difference. First operand has 96 states, 95 states have (on average 1.6842105263157894) internal successors, (160), 95 states have internal predecessors, (160), 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) [2021-07-06 21:07:38,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 21:07:38,501 INFO L93 Difference]: Finished difference Result 161 states and 258 transitions. [2021-07-06 21:07:38,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-06 21:07:38,503 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 161 states and 258 transitions. [2021-07-06 21:07:38,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-07-06 21:07:38,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 161 states to 152 states and 226 transitions. [2021-07-06 21:07:38,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152 [2021-07-06 21:07:38,513 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152 [2021-07-06 21:07:38,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152 states and 226 transitions. [2021-07-06 21:07:38,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 21:07:38,515 INFO L681 BuchiCegarLoop]: Abstraction has 152 states and 226 transitions. [2021-07-06 21:07:38,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states and 226 transitions. [2021-07-06 21:07:38,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 91. [2021-07-06 21:07:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 90 states have internal predecessors, (128), 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) [2021-07-06 21:07:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-07-06 21:07:38,541 INFO L704 BuchiCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-07-06 21:07:38,542 INFO L587 BuchiCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-07-06 21:07:38,542 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 21:07:38,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 128 transitions. [2021-07-06 21:07:38,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-07-06 21:07:38,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 21:07:38,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 21:07:38,545 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] [2021-07-06 21:07:38,545 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] [2021-07-06 21:07:38,545 INFO L791 eck$LassoCheckResult]: Stem: 341#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(49);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;~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]; 307#L-1 havoc main_#res;havoc main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, 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~ret35, main_#t~ret36, main_#t~post37, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet14;havoc main_#t~nondet14;~id1~0 := main_#t~nondet15;havoc main_#t~nondet15;~st1~0 := main_#t~nondet16;havoc main_#t~nondet16;~send1~0 := main_#t~nondet17;havoc main_#t~nondet17;~mode1~0 := main_#t~nondet18;havoc main_#t~nondet18;~alive1~0 := main_#t~nondet19;havoc main_#t~nondet19;~id2~0 := main_#t~nondet20;havoc main_#t~nondet20;~st2~0 := main_#t~nondet21;havoc main_#t~nondet21;~send2~0 := main_#t~nondet22;havoc main_#t~nondet22;~mode2~0 := main_#t~nondet23;havoc main_#t~nondet23;~alive2~0 := main_#t~nondet24;havoc main_#t~nondet24;~id3~0 := main_#t~nondet25;havoc main_#t~nondet25;~st3~0 := main_#t~nondet26;havoc main_#t~nondet26;~send3~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode3~0 := main_#t~nondet28;havoc main_#t~nondet28;~alive3~0 := main_#t~nondet29;havoc main_#t~nondet29;~id4~0 := main_#t~nondet30;havoc main_#t~nondet30;~st4~0 := main_#t~nondet31;havoc main_#t~nondet31;~send4~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode4~0 := main_#t~nondet33;havoc main_#t~nondet33;~alive4~0 := main_#t~nondet34;havoc main_#t~nondet34;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 308#L199 assume 0 == ~r1~0; 350#L200 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; 302#L201 assume ~id1~0 >= 0; 303#L202 assume 0 == ~st1~0; 356#L203 assume ~send1~0 == ~id1~0; 319#L204 assume 0 == ~mode1~0 % 256; 320#L205 assume ~id2~0 >= 0; 343#L206 assume 0 == ~st2~0; 361#L207 assume ~send2~0 == ~id2~0; 282#L208 assume 0 == ~mode2~0 % 256; 283#L209 assume ~id3~0 >= 0; 329#L210 assume 0 == ~st3~0; 353#L211 assume ~send3~0 == ~id3~0; 304#L212 assume 0 == ~mode3~0 % 256; 305#L213 assume ~id4~0 >= 0; 357#L214 assume 0 == ~st4~0; 322#L215 assume ~send4~0 == ~id4~0; 323#L216 assume 0 == ~mode4~0 % 256; 344#L217 assume ~id1~0 != ~id2~0; 362#L218 assume ~id1~0 != ~id3~0; 284#L219 assume ~id1~0 != ~id4~0; 285#L220 assume ~id2~0 != ~id3~0; 330#L221 assume ~id2~0 != ~id4~0; 354#L222 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 348#L199-1 init_#res := init_~tmp~0; 296#L296 main_#t~ret35 := init_#res;main_~i2~0 := main_#t~ret35;havoc main_#t~ret35; 297#L348 assume !(0 == main_~i2~0); 342#L348-2 ~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;main_~i2~0 := 0; 275#L358-2 [2021-07-06 21:07:38,545 INFO L793 eck$LassoCheckResult]: Loop: 275#L358-2 assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 276#L65 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 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 279#L69 assume !(node1_~m1~0 != ~nomsg~0); 281#L69-1 ~mode1~0 := 0; 309#L65-2 havoc node2_#t~ite8, node2_#t~ite9, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 310#L97 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 363#L100 assume !(node2_~m2~0 != ~nomsg~0); 288#L100-1 ~mode2~0 := 0; 301#L97-2 havoc node3_#t~ite10, node3_#t~ite11, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 325#L131 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 326#L134 assume !(node3_~m3~0 != ~nomsg~0); 292#L134-1 ~mode3~0 := 0; 317#L131-2 havoc node4_#t~ite12, node4_#t~ite13, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 318#L165 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 298#L168 assume !(node4_~m4~0 != ~nomsg~0); 289#L168-1 ~mode4~0 := 0; 290#L165-2 ~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;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 345#L304 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1 := 0; 338#L304-1 check_#res := check_~tmp~1; 347#L316 main_#t~ret36 := check_#res;main_~c1~0 := main_#t~ret36;havoc main_#t~ret36;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 352#L385 assume !(0 == assert_~arg % 256); 321#L380 main_#t~post37 := main_~i2~0;main_~i2~0 := 1 + main_#t~post37;havoc main_#t~post37; 275#L358-2 [2021-07-06 21:07:38,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:38,546 INFO L82 PathProgramCache]: Analyzing trace with hash -805895157, now seen corresponding path program 1 times [2021-07-06 21:07:38,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:38,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229418102] [2021-07-06 21:07:38,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:38,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:38,574 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:38,601 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:38,653 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 21:07:38,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:38,654 INFO L82 PathProgramCache]: Analyzing trace with hash -388024983, now seen corresponding path program 2 times [2021-07-06 21:07:38,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:38,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453535457] [2021-07-06 21:07:38,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:38,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:38,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 21:07:38,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 21:07:38,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-07-06 21:07:38,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:38,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 21:07:38,776 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 21:07:38,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453535457] [2021-07-06 21:07:38,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453535457] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 21:07:38,777 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 21:07:38,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 21:07:38,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461745606] [2021-07-06 21:07:38,778 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 21:07:38,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 21:07:38,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-06 21:07:38,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-06 21:07:38,779 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. cyclomatic complexity: 38 Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-07-06 21:07:38,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 21:07:38,843 INFO L93 Difference]: Finished difference Result 94 states and 130 transitions. [2021-07-06 21:07:38,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-06 21:07:38,844 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 130 transitions. [2021-07-06 21:07:38,852 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-07-06 21:07:38,856 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 91 states and 126 transitions. [2021-07-06 21:07:38,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 91 [2021-07-06 21:07:38,858 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2021-07-06 21:07:38,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 126 transitions. [2021-07-06 21:07:38,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 21:07:38,858 INFO L681 BuchiCegarLoop]: Abstraction has 91 states and 126 transitions. [2021-07-06 21:07:38,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 126 transitions. [2021-07-06 21:07:38,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-07-06 21:07:38,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 90 states have internal predecessors, (126), 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) [2021-07-06 21:07:38,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 126 transitions. [2021-07-06 21:07:38,875 INFO L704 BuchiCegarLoop]: Abstraction has 91 states and 126 transitions. [2021-07-06 21:07:38,875 INFO L587 BuchiCegarLoop]: Abstraction has 91 states and 126 transitions. [2021-07-06 21:07:38,875 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-07-06 21:07:38,876 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 126 transitions. [2021-07-06 21:07:38,877 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-07-06 21:07:38,878 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 21:07:38,878 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 21:07:38,879 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] [2021-07-06 21:07:38,881 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] [2021-07-06 21:07:38,881 INFO L791 eck$LassoCheckResult]: Stem: 538#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(49);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;~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]; 506#L-1 havoc main_#res;havoc main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, 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~ret35, main_#t~ret36, main_#t~post37, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet14;havoc main_#t~nondet14;~id1~0 := main_#t~nondet15;havoc main_#t~nondet15;~st1~0 := main_#t~nondet16;havoc main_#t~nondet16;~send1~0 := main_#t~nondet17;havoc main_#t~nondet17;~mode1~0 := main_#t~nondet18;havoc main_#t~nondet18;~alive1~0 := main_#t~nondet19;havoc main_#t~nondet19;~id2~0 := main_#t~nondet20;havoc main_#t~nondet20;~st2~0 := main_#t~nondet21;havoc main_#t~nondet21;~send2~0 := main_#t~nondet22;havoc main_#t~nondet22;~mode2~0 := main_#t~nondet23;havoc main_#t~nondet23;~alive2~0 := main_#t~nondet24;havoc main_#t~nondet24;~id3~0 := main_#t~nondet25;havoc main_#t~nondet25;~st3~0 := main_#t~nondet26;havoc main_#t~nondet26;~send3~0 := main_#t~nondet27;havoc main_#t~nondet27;~mode3~0 := main_#t~nondet28;havoc main_#t~nondet28;~alive3~0 := main_#t~nondet29;havoc main_#t~nondet29;~id4~0 := main_#t~nondet30;havoc main_#t~nondet30;~st4~0 := main_#t~nondet31;havoc main_#t~nondet31;~send4~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode4~0 := main_#t~nondet33;havoc main_#t~nondet33;~alive4~0 := main_#t~nondet34;havoc main_#t~nondet34;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 507#L199 assume 0 == ~r1~0; 548#L200 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 >= 1; 499#L201 assume ~id1~0 >= 0; 500#L202 assume 0 == ~st1~0; 553#L203 assume ~send1~0 == ~id1~0; 516#L204 assume 0 == ~mode1~0 % 256; 517#L205 assume ~id2~0 >= 0; 540#L206 assume 0 == ~st2~0; 558#L207 assume ~send2~0 == ~id2~0; 479#L208 assume 0 == ~mode2~0 % 256; 480#L209 assume ~id3~0 >= 0; 526#L210 assume 0 == ~st3~0; 549#L211 assume ~send3~0 == ~id3~0; 501#L212 assume 0 == ~mode3~0 % 256; 502#L213 assume ~id4~0 >= 0; 554#L214 assume 0 == ~st4~0; 518#L215 assume ~send4~0 == ~id4~0; 519#L216 assume 0 == ~mode4~0 % 256; 541#L217 assume ~id1~0 != ~id2~0; 559#L218 assume ~id1~0 != ~id3~0; 481#L219 assume ~id1~0 != ~id4~0; 482#L220 assume ~id2~0 != ~id3~0; 527#L221 assume ~id2~0 != ~id4~0; 551#L222 assume ~id3~0 != ~id4~0;init_~tmp~0 := 1; 545#L199-1 init_#res := init_~tmp~0; 493#L296 main_#t~ret35 := init_#res;main_~i2~0 := main_#t~ret35;havoc main_#t~ret35; 494#L348 assume !(0 == main_~i2~0); 539#L348-2 ~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;main_~i2~0 := 0; 472#L358-2 [2021-07-06 21:07:38,881 INFO L793 eck$LassoCheckResult]: Loop: 472#L358-2 assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 473#L65 assume !(0 != ~mode1~0 % 256); 513#L83 assume !(0 != ~alive1~0 % 256); 492#L83-2 ~mode1~0 := 1; 504#L65-2 havoc node2_#t~ite8, node2_#t~ite9, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 505#L97 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 560#L100 assume !(node2_~m2~0 != ~nomsg~0); 485#L100-1 ~mode2~0 := 0; 498#L97-2 havoc node3_#t~ite10, node3_#t~ite11, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 522#L131 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 523#L134 assume !(node3_~m3~0 != ~nomsg~0); 487#L134-1 ~mode3~0 := 0; 514#L131-2 havoc node4_#t~ite12, node4_#t~ite13, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 515#L165 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 495#L168 assume !(node4_~m4~0 != ~nomsg~0); 489#L168-1 ~mode4~0 := 0; 490#L165-2 ~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;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 542#L304 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 543#L305 assume ~r1~0 < 4;check_~tmp~1 := 1; 535#L304-1 check_#res := check_~tmp~1; 544#L316 main_#t~ret36 := check_#res;main_~c1~0 := main_#t~ret36;havoc main_#t~ret36;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 550#L385 assume !(0 == assert_~arg % 256); 520#L380 main_#t~post37 := main_~i2~0;main_~i2~0 := 1 + main_#t~post37;havoc main_#t~post37; 472#L358-2 [2021-07-06 21:07:38,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:38,882 INFO L82 PathProgramCache]: Analyzing trace with hash -805895157, now seen corresponding path program 2 times [2021-07-06 21:07:38,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:38,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414522018] [2021-07-06 21:07:38,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:38,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:38,935 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:38,978 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:38,993 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 21:07:39,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:39,004 INFO L82 PathProgramCache]: Analyzing trace with hash 158338585, now seen corresponding path program 1 times [2021-07-06 21:07:39,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:39,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650307277] [2021-07-06 21:07:39,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:39,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:39,021 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 21:07:39,054 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 21:07:39,059 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 21:07:39,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:39,059 INFO L82 PathProgramCache]: Analyzing trace with hash 300162767, now seen corresponding path program 1 times [2021-07-06 21:07:39,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 21:07:39,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878993478] [2021-07-06 21:07:39,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 21:07:39,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 21:07:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:39,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:39,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:39,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:39,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 21:07:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:39,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 21:07:39,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 21:07:39,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878993478] [2021-07-06 21:07:39,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878993478] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 21:07:39,136 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 21:07:39,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 21:07:39,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226000274] [2021-07-06 21:07:39,444 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-07-06 21:07:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:39,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-07-06 21:07:39,738 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2021-07-06 21:07:39,749 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 21:07:39,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 21:07:39,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 21:07:39,750 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 21:07:39,750 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 21:07:39,750 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:39,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 21:07:39,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 21:07:39,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_Iteration3_Loop [2021-07-06 21:07:39,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 21:07:39,750 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 21:07:39,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:39,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,386 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 21:07:40,387 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 21:07:40,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:40,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:40,394 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) [2021-07-06 21:07:40,398 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 [2021-07-06 21:07:40,400 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 21:07:40,400 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 21:07:40,428 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 [2021-07-06 21:07:40,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:40,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:40,429 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) [2021-07-06 21:07:40,430 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 [2021-07-06 21:07:40,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 21:07:40,431 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 21:07:40,529 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-07-06 21:07:40,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-07-06 21:07:40,535 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 21:07:40,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 21:07:40,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 21:07:40,535 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 21:07:40,535 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 21:07:40,535 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:40,535 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 21:07:40,535 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 21:07:40,535 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_Iteration3_Loop [2021-07-06 21:07:40,535 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 21:07:40,535 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 21:07:40,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:40,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 21:07:41,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 21:07:41,207 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 21:07:41,208 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,209 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) [2021-07-06 21:07:41,219 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 [2021-07-06 21:07:41,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,233 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 [2021-07-06 21:07:41,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,264 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 [2021-07-06 21:07:41,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,266 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) [2021-07-06 21:07:41,266 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 [2021-07-06 21:07:41,267 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 [2021-07-06 21:07:41,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 21:07:41,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 21:07:41,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-07-06 21:07:41,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,311 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) [2021-07-06 21:07:41,312 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 [2021-07-06 21:07:41,313 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 [2021-07-06 21:07:41,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,340 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 [2021-07-06 21:07:41,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,342 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) [2021-07-06 21:07:41,346 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 [2021-07-06 21:07:41,347 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 [2021-07-06 21:07:41,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,388 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 [2021-07-06 21:07:41,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,389 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) [2021-07-06 21:07:41,390 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 [2021-07-06 21:07:41,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 21:07:41,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,416 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 [2021-07-06 21:07:41,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,417 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) [2021-07-06 21:07:41,418 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 [2021-07-06 21:07:41,419 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 [2021-07-06 21:07:41,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,446 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 [2021-07-06 21:07:41,446 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,447 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) [2021-07-06 21:07:41,448 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 [2021-07-06 21:07:41,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 21:07:41,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 21:07:41,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 21:07:41,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,481 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 [2021-07-06 21:07:41,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,482 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) [2021-07-06 21:07:41,485 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 [2021-07-06 21:07:41,485 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 [2021-07-06 21:07:41,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-07-06 21:07:41,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,513 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) [2021-07-06 21:07:41,514 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 [2021-07-06 21:07:41,515 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 [2021-07-06 21:07:41,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,523 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 21:07:41,523 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 21:07:41,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,544 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 [2021-07-06 21:07:41,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,545 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) [2021-07-06 21:07:41,546 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 [2021-07-06 21:07:41,547 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 [2021-07-06 21:07:41,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 21:07:41,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 21:07:41,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-07-06 21:07:41,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,590 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) [2021-07-06 21:07:41,591 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 [2021-07-06 21:07:41,592 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 [2021-07-06 21:07:41,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,617 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 [2021-07-06 21:07:41,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,618 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) [2021-07-06 21:07:41,619 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 [2021-07-06 21:07:41,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 21:07:41,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,644 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 [2021-07-06 21:07:41,644 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,645 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) [2021-07-06 21:07:41,645 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 [2021-07-06 21:07:41,647 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 [2021-07-06 21:07:41,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 21:07:41,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 21:07:41,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 21:07:41,674 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 [2021-07-06 21:07:41,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,675 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) [2021-07-06 21:07:41,680 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 [2021-07-06 21:07:41,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 21:07:41,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 21:07:41,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 21:07:41,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 21:07:41,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 21:07:41,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 21:07:41,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 21:07:41,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 21:07:41,716 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 21:07:41,737 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-07-06 21:07:41,737 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-07-06 21:07:41,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 21:07:41,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 21:07:41,781 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) [2021-07-06 21:07:41,845 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 21:07:41,845 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-07-06 21:07:41,845 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 21:07:41,846 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 15 Supporting invariants [] [2021-07-06 21:07:41,853 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 [2021-07-06 21:07:41,893 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 [2021-07-06 21:07:41,894 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-07-06 21:07:41,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 21:07:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:41,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-06 21:07:41,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 21:07:41,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:41,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 21:07:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 21:07:42,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-06 21:07:42,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 21:07:42,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 21:07:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 21:07:42,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 21:07:42,205 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 [2021-07-06 21:07:42,206 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 126 transitions. cyclomatic complexity: 36 Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-07-06 21:07:42,258 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 91 states and 126 transitions. cyclomatic complexity: 36. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 152 states and 223 transitions. Complement of second has 4 states. [2021-07-06 21:07:42,258 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 [2021-07-06 21:07:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-07-06 21:07:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 126 transitions. [2021-07-06 21:07:42,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 126 transitions. Stem has 30 letters. Loop has 23 letters. [2021-07-06 21:07:42,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 21:07:42,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 126 transitions. Stem has 53 letters. Loop has 23 letters. [2021-07-06 21:07:42,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 21:07:42,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 126 transitions. Stem has 30 letters. Loop has 46 letters. [2021-07-06 21:07:42,264 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 21:07:42,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 223 transitions. [2021-07-06 21:07:42,266 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 21:07:42,266 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 0 states and 0 transitions. [2021-07-06 21:07:42,266 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 21:07:42,266 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 21:07:42,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 21:07:42,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 21:07:42,266 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 21:07:42,266 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 21:07:42,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 21:07:42,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 21:07:42,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 21:07:42,267 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-07-06 21:07:42,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 21:07:42,267 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-07-06 21:07:42,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-06 21:07:42,268 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 21:07:42,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 21:07:42,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 21:07:42,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 21:07:42,268 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-07-06 21:07:42,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 21:07:42,268 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 21:07:42,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 21:07:42,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 09:07:42 BoogieIcfgContainer [2021-07-06 21:07:42,274 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 21:07:42,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 21:07:42,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 21:07:42,274 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 21:07:42,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 09:07:37" (3/4) ... [2021-07-06 21:07:42,277 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 21:07:42,277 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 21:07:42,277 INFO L168 Benchmark]: Toolchain (without parser) took 5583.61 ms. Allocated memory was 58.7 MB in the beginning and 125.8 MB in the end (delta: 67.1 MB). Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 64.1 kB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,277 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.04 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 38.9 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 36.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: Boogie Preprocessor took 54.00 ms. Allocated memory is still 58.7 MB. Free memory was 36.4 MB in the beginning and 34.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: RCFGBuilder took 681.08 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.5 MB in the beginning and 45.1 MB in the end (delta: -10.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: BuchiAutomizer took 4378.26 ms. Allocated memory was 71.3 MB in the beginning and 125.8 MB in the end (delta: 54.5 MB). Free memory was 45.1 MB in the beginning and 36.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 16.1 GB. [2021-07-06 21:07:42,278 INFO L168 Benchmark]: Witness Printer took 2.61 ms. Allocated memory is still 125.8 MB. Free memory is still 36.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 21:07:42,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 394.04 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 38.9 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 36.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.00 ms. Allocated memory is still 58.7 MB. Free memory was 36.4 MB in the beginning and 34.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 681.08 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.5 MB in the beginning and 45.1 MB in the end (delta: -10.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4378.26 ms. Allocated memory was 71.3 MB in the beginning and 125.8 MB in the end (delta: 54.5 MB). Free memory was 45.1 MB in the beginning and 36.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 16.1 GB. * Witness Printer took 2.61 ms. Allocated memory is still 125.8 MB. Free memory is still 36.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 15 + -2 * i2 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 32.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 61 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 91 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 403 SDtfs, 227 SDslu, 895 SDs, 0 SdLazy, 36 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.1ms Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT1 SILN0 SILU0 SILI1 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital120 mio100 ax139 hnf109 lsp25 ukn100 mio100 lsp100 div102 bol100 ite100 ukn100 eq222 hnf85 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 21:07:42,301 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 [2021-07-06 21:07:42,518 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...