./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/eureka_01-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 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/loops/eureka_01-1.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 a7ef5e9072271cbf0486c6be0aa2bd26b235c6b4341d8940adfe18a5a48a6524 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 18:33:14,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 18:33:14,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 18:33:14,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 18:33:14,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 18:33:14,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 18:33:14,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 18:33:14,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 18:33:14,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 18:33:14,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 18:33:14,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 18:33:14,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 18:33:14,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 18:33:14,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 18:33:14,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 18:33:14,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 18:33:14,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 18:33:14,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 18:33:14,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 18:33:14,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 18:33:14,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 18:33:14,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 18:33:14,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 18:33:14,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 18:33:14,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 18:33:14,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 18:33:14,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 18:33:14,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 18:33:14,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 18:33:14,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 18:33:14,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 18:33:14,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 18:33:14,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 18:33:14,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 18:33:14,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 18:33:14,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 18:33:14,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 18:33:14,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 18:33:14,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 18:33:14,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 18:33:14,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 18:33:14,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 18:33:14,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 18:33:14,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 18:33:14,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 18:33:14,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 18:33:14,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 18:33:14,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 18:33:14,164 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 18:33:14,165 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 18:33:14,165 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 18:33:14,165 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 18:33:14,166 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 18:33:14,166 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 18:33:14,166 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 18:33:14,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 18:33:14,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 18:33:14,167 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 18:33:14,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 18:33:14,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 18:33:14,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 18:33:14,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 18:33:14,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 18:33:14,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 18:33:14,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 18:33:14,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 18:33:14,170 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 18:33:14,170 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 18:33:14,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 18:33:14,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 18:33:14,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 18:33:14,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 18:33:14,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 18:33:14,171 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 18:33:14,172 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 18:33:14,172 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7ef5e9072271cbf0486c6be0aa2bd26b235c6b4341d8940adfe18a5a48a6524 [2021-12-19 18:33:14,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 18:33:14,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 18:33:14,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 18:33:14,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 18:33:14,427 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 18:33:14,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/eureka_01-1.c [2021-12-19 18:33:14,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8eca3e3/f533b213116842cd8f7ba4e689b9ffd7/FLAG86ac22aa1 [2021-12-19 18:33:14,849 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 18:33:14,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c [2021-12-19 18:33:14,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8eca3e3/f533b213116842cd8f7ba4e689b9ffd7/FLAG86ac22aa1 [2021-12-19 18:33:14,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8eca3e3/f533b213116842cd8f7ba4e689b9ffd7 [2021-12-19 18:33:14,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 18:33:14,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 18:33:14,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 18:33:14,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 18:33:14,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 18:33:14,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:33:14" (1/1) ... [2021-12-19 18:33:14,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6169bb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:14, skipping insertion in model container [2021-12-19 18:33:14,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 06:33:14" (1/1) ... [2021-12-19 18:33:14,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 18:33:14,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 18:33:15,027 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c[446,459] [2021-12-19 18:33:15,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 18:33:15,063 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 18:33:15,073 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c[446,459] [2021-12-19 18:33:15,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 18:33:15,105 INFO L208 MainTranslator]: Completed translation [2021-12-19 18:33:15,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15 WrapperNode [2021-12-19 18:33:15,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 18:33:15,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 18:33:15,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 18:33:15,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 18:33:15,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,167 INFO L137 Inliner]: procedures = 15, calls = 98, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 203 [2021-12-19 18:33:15,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 18:33:15,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 18:33:15,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 18:33:15,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 18:33:15,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 18:33:15,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 18:33:15,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 18:33:15,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 18:33:15,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (1/1) ... [2021-12-19 18:33:15,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:15,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:15,233 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) [2021-12-19 18:33:15,235 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 [2021-12-19 18:33:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 18:33:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 18:33:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 18:33:15,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 18:33:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 18:33:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 18:33:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 18:33:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 18:33:15,337 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 18:33:15,338 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 18:33:15,580 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 18:33:15,585 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 18:33:15,585 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-19 18:33:15,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:33:15 BoogieIcfgContainer [2021-12-19 18:33:15,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 18:33:15,588 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 18:33:15,588 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 18:33:15,591 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 18:33:15,591 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:33:15,591 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 06:33:14" (1/3) ... [2021-12-19 18:33:15,592 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d3c9898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 06:33:15, skipping insertion in model container [2021-12-19 18:33:15,592 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:33:15,593 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 06:33:15" (2/3) ... [2021-12-19 18:33:15,593 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d3c9898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 06:33:15, skipping insertion in model container [2021-12-19 18:33:15,593 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 18:33:15,593 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 06:33:15" (3/3) ... [2021-12-19 18:33:15,594 INFO L388 chiAutomizerObserver]: Analyzing ICFG eureka_01-1.c [2021-12-19 18:33:15,632 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 18:33:15,632 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 18:33:15,632 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 18:33:15,632 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 18:33:15,632 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 18:33:15,632 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 18:33:15,633 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 18:33:15,633 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 18:33:15,643 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2021-12-19 18:33:15,656 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 16 [2021-12-19 18:33:15,657 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:33:15,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:33:15,662 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 18:33:15,663 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:33:15,663 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 18:33:15,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2021-12-19 18:33:15,665 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 16 [2021-12-19 18:33:15,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:33:15,665 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:33:15,665 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 18:33:15,665 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:33:15,671 INFO L791 eck$LassoCheckResult]: Stem: 20#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L20true assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 26#L21true assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 14#L30-3true [2021-12-19 18:33:15,675 INFO L793 eck$LassoCheckResult]: Loop: 14#L30-3true assume !!(main_~i~0#1 < main_~nodecount~0#1); 5#L31true assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 4#L30-2true main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 14#L30-3true [2021-12-19 18:33:15,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:33:15,681 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-12-19 18:33:15,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:33:15,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361847939] [2021-12-19 18:33:15,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:33:15,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:33:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:15,841 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:33:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:15,933 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:33:15,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:33:15,937 INFO L85 PathProgramCache]: Analyzing trace with hash 49751, now seen corresponding path program 1 times [2021-12-19 18:33:15,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:33:15,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143330281] [2021-12-19 18:33:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:33:15,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:33:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:15,952 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:33:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:15,970 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:33:15,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:33:15,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1806910736, now seen corresponding path program 1 times [2021-12-19 18:33:15,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:33:15,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455352634] [2021-12-19 18:33:15,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:33:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:33:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:16,031 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:33:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:33:16,081 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:33:19,422 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:33:19,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:33:19,422 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:33:19,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:33:19,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:33:19,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:19,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:33:19,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:33:19,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration1_Lasso [2021-12-19 18:33:19,424 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:33:19,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:33:19,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:19,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:19,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:30,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:33:31,746 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:33:31,749 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:33:31,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:31,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:31,760 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) [2021-12-19 18:33:31,773 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 [2021-12-19 18:33:31,780 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 [2021-12-19 18:33:31,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:31,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:33:31,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:31,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:31,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:31,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:33:31,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:33:31,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:31,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-19 18:33:31,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:31,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:31,825 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) [2021-12-19 18:33:31,826 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 [2021-12-19 18:33:31,828 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 [2021-12-19 18:33:31,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:31,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:33:31,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:31,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:31,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:31,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:33:31,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:33:31,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:31,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:31,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:31,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:31,873 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) [2021-12-19 18:33:31,882 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 [2021-12-19 18:33:31,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:31,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:31,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:31,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:31,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:31,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:31,903 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 [2021-12-19 18:33:31,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:31,935 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 [2021-12-19 18:33:31,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:31,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:31,937 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) [2021-12-19 18:33:31,938 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 [2021-12-19 18:33:31,939 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 [2021-12-19 18:33:31,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:31,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:31,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:31,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:31,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:31,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:31,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:31,972 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 [2021-12-19 18:33:31,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:31,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:31,974 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) [2021-12-19 18:33:31,976 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 [2021-12-19 18:33:31,976 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 [2021-12-19 18:33:31,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:31,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:31,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:31,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:31,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:31,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,048 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 [2021-12-19 18:33:32,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,049 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) [2021-12-19 18:33:32,050 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 [2021-12-19 18:33:32,051 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 [2021-12-19 18:33:32,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,078 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 [2021-12-19 18:33:32,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,080 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) [2021-12-19 18:33:32,081 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 [2021-12-19 18:33:32,082 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 [2021-12-19 18:33:32,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,127 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 [2021-12-19 18:33:32,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,128 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) [2021-12-19 18:33:32,129 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 [2021-12-19 18:33:32,130 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 [2021-12-19 18:33:32,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,156 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 [2021-12-19 18:33:32,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,158 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) [2021-12-19 18:33:32,158 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 [2021-12-19 18:33:32,160 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 [2021-12-19 18:33:32,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-19 18:33:32,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,191 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) [2021-12-19 18:33:32,191 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 [2021-12-19 18:33:32,192 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 [2021-12-19 18:33:32,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,254 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) [2021-12-19 18:33:32,262 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 [2021-12-19 18:33:32,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,280 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 [2021-12-19 18:33:32,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,312 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 [2021-12-19 18:33:32,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,313 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) [2021-12-19 18:33:32,318 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 [2021-12-19 18:33:32,325 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 [2021-12-19 18:33:32,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,346 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 [2021-12-19 18:33:32,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,348 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) [2021-12-19 18:33:32,348 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 [2021-12-19 18:33:32,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:33:32,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-19 18:33:32,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,378 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) [2021-12-19 18:33:32,379 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 [2021-12-19 18:33:32,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:33:32,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,388 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,406 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 [2021-12-19 18:33:32,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,407 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) [2021-12-19 18:33:32,409 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 [2021-12-19 18:33:32,410 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 [2021-12-19 18:33:32,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-19 18:33:32,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,474 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) [2021-12-19 18:33:32,475 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 [2021-12-19 18:33:32,476 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 [2021-12-19 18:33:32,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,485 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,503 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 [2021-12-19 18:33:32,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,504 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) [2021-12-19 18:33:32,505 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 [2021-12-19 18:33:32,506 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 [2021-12-19 18:33:32,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,534 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 [2021-12-19 18:33:32,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,535 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 18:33:32,537 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 [2021-12-19 18:33:32,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,564 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 18:33:32,567 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 [2021-12-19 18:33:32,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,596 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 18:33:32,606 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 [2021-12-19 18:33:32,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,639 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 18:33:32,642 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 [2021-12-19 18:33:32,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 18:33:32,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,688 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 18:33:32,691 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 [2021-12-19 18:33:32,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-19 18:33:32,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,717 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 18:33:32,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 18:33:32,719 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 [2021-12-19 18:33:32,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-19 18:33:32,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,746 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2021-12-19 18:33:32,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 18:33:32,748 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 [2021-12-19 18:33:32,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 18:33:32,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,774 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2021-12-19 18:33:32,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 18:33:32,776 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 [2021-12-19 18:33:32,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-19 18:33:32,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,806 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2021-12-19 18:33:32,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 18:33:32,808 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 [2021-12-19 18:33:32,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,834 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 18:33:32,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,836 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2021-12-19 18:33:32,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 18:33:32,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:33:32,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 18:33:32,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,874 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2021-12-19 18:33:32,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 18:33:32,876 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 [2021-12-19 18:33:32,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-19 18:33:32,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,903 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2021-12-19 18:33:32,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 18:33:32,905 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 [2021-12-19 18:33:32,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,967 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2021-12-19 18:33:32,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 18:33:32,968 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 [2021-12-19 18:33:32,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:32,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:32,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:32,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:32,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:32,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:32,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:32,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:32,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:32,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:32,998 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2021-12-19 18:33:32,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 18:33:32,999 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 [2021-12-19 18:33:33,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,040 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2021-12-19 18:33:33,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 18:33:33,042 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 [2021-12-19 18:33:33,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,068 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2021-12-19 18:33:33,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 18:33:33,071 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 [2021-12-19 18:33:33,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-19 18:33:33,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,097 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2021-12-19 18:33:33,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 18:33:33,099 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 [2021-12-19 18:33:33,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,163 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2021-12-19 18:33:33,167 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 [2021-12-19 18:33:33,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 18:33:33,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,220 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2021-12-19 18:33:33,223 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 [2021-12-19 18:33:33,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 18:33:33,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:33:33,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,274 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2021-12-19 18:33:33,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 18:33:33,276 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 [2021-12-19 18:33:33,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:33:33,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:33:33,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:33:33,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:33:33,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:33:33,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:33:33,311 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:33:33,388 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2021-12-19 18:33:33,388 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2021-12-19 18:33:33,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:33:33,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:33:33,391 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2021-12-19 18:33:33,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 18:33:33,411 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:33:33,432 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 18:33:33,432 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:33:33,433 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nodecount~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nodecount~0#1 Supporting invariants [] [2021-12-19 18:33:33,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-19 18:33:33,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:01,817 INFO L297 tatePredicateManager]: 1914 out of 1914 supporting invariants were superfluous and have been removed [2021-12-19 18:34:01,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:01,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 18:34:01,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:01,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:34:01,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:01,930 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 [2021-12-19 18:34:01,931 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:01,970 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 83 transitions. Complement of second has 8 states. [2021-12-19 18:34:01,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:34:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 44 transitions. [2021-12-19 18:34:01,977 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 44 transitions. Stem has 4 letters. Loop has 3 letters. [2021-12-19 18:34:01,977 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:01,977 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 44 transitions. Stem has 7 letters. Loop has 3 letters. [2021-12-19 18:34:01,977 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:01,978 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 44 transitions. Stem has 4 letters. Loop has 6 letters. [2021-12-19 18:34:01,978 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:01,978 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 83 transitions. [2021-12-19 18:34:01,981 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-12-19 18:34:01,984 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 24 states and 35 transitions. [2021-12-19 18:34:01,985 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-19 18:34:01,985 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2021-12-19 18:34:01,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 35 transitions. [2021-12-19 18:34:01,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:34:01,986 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2021-12-19 18:34:01,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 35 transitions. [2021-12-19 18:34:02,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-12-19 18:34:02,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 35 transitions. [2021-12-19 18:34:02,006 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2021-12-19 18:34:02,006 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2021-12-19 18:34:02,006 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 18:34:02,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 35 transitions. [2021-12-19 18:34:02,007 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-12-19 18:34:02,007 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:34:02,007 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:34:02,008 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 18:34:02,008 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:34:02,008 INFO L791 eck$LassoCheckResult]: Stem: 7793#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 7794#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 7800#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 7804#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 7805#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 7809#L30-4 main_~i~0#1 := 0; 7788#L39-3 [2021-12-19 18:34:02,008 INFO L793 eck$LassoCheckResult]: Loop: 7788#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 7790#L41-3 assume !true; 7803#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 7788#L39-3 [2021-12-19 18:34:02,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,009 INFO L85 PathProgramCache]: Analyzing trace with hash 889571381, now seen corresponding path program 1 times [2021-12-19 18:34:02,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586713222] [2021-12-19 18:34:02,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,045 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:02,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,046 INFO L85 PathProgramCache]: Analyzing trace with hash 69064, now seen corresponding path program 1 times [2021-12-19 18:34:02,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129802343] [2021-12-19 18:34:02,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:02,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:02,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:34:02,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129802343] [2021-12-19 18:34:02,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129802343] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:34:02,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:34:02,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 18:34:02,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129000339] [2021-12-19 18:34:02,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:34:02,066 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 18:34:02,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:34:02,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-19 18:34:02,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-19 18:34:02,070 INFO L87 Difference]: Start difference. First operand 24 states and 35 transitions. cyclomatic complexity: 15 Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2021-12-19 18:34:02,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:34:02,074 INFO L93 Difference]: Finished difference Result 24 states and 31 transitions. [2021-12-19 18:34:02,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-19 18:34:02,075 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2021-12-19 18:34:02,076 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2021-12-19 18:34:02,076 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 30 transitions. [2021-12-19 18:34:02,077 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-19 18:34:02,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-19 18:34:02,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2021-12-19 18:34:02,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 18:34:02,077 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-12-19 18:34:02,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2021-12-19 18:34:02,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-12-19 18:34:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2021-12-19 18:34:02,079 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-12-19 18:34:02,079 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-12-19 18:34:02,079 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 18:34:02,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2021-12-19 18:34:02,080 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2021-12-19 18:34:02,080 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:34:02,080 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:34:02,080 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 18:34:02,080 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:34:02,080 INFO L791 eck$LassoCheckResult]: Stem: 7846#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 7847#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 7853#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 7857#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 7858#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 7861#L30-4 main_~i~0#1 := 0; 7841#L39-3 [2021-12-19 18:34:02,080 INFO L793 eck$LassoCheckResult]: Loop: 7841#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 7843#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 7856#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 7841#L39-3 [2021-12-19 18:34:02,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,081 INFO L85 PathProgramCache]: Analyzing trace with hash 889571381, now seen corresponding path program 2 times [2021-12-19 18:34:02,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607810418] [2021-12-19 18:34:02,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,093 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,108 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:02,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,109 INFO L85 PathProgramCache]: Analyzing trace with hash 68723, now seen corresponding path program 1 times [2021-12-19 18:34:02,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534092582] [2021-12-19 18:34:02,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,112 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,114 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:02,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1272833983, now seen corresponding path program 1 times [2021-12-19 18:34:02,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395796389] [2021-12-19 18:34:02,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:02,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:34:02,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395796389] [2021-12-19 18:34:02,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395796389] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:34:02,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:34:02,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:34:02,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63140744] [2021-12-19 18:34:02,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:34:02,183 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:34:02,183 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:34:02,183 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:34:02,183 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:34:02,183 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 18:34:02,183 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,183 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:34:02,183 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:34:02,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration3_Loop [2021-12-19 18:34:02,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:34:02,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:34:02,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,214 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:34:02,215 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 18:34:02,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,217 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2021-12-19 18:34:02,228 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:34:02,228 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:34:02,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 18:34:02,251 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 18:34:02,251 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0#1=0, ULTIMATE.start_main_~edgecount~0#1=0} Honda state: {ULTIMATE.start_main_~j~0#1=0, ULTIMATE.start_main_~edgecount~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 18:34:02,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:02,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,276 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2021-12-19 18:34:02,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 18:34:02,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 18:34:02,279 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:34:02,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:02,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,319 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2021-12-19 18:34:02,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 18:34:02,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 18:34:02,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 18:34:02,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 18:34:02,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:02,480 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:34:02,480 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:34:02,480 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:34:02,480 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:34:02,480 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:34:02,480 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,480 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:34:02,480 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:34:02,480 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration3_Loop [2021-12-19 18:34:02,480 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:34:02,480 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:34:02,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:02,509 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:34:02,510 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:34:02,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,511 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2021-12-19 18:34:02,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:02,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:02,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:02,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:02,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:02,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:02,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:02,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:02,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 18:34:02,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:02,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:02,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,577 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2021-12-19 18:34:02,580 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 [2021-12-19 18:34:02,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:02,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:02,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:02,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:02,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:02,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:02,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:02,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 18:34:02,603 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:34:02,605 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 18:34:02,606 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 18:34:02,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:02,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:02,608 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2021-12-19 18:34:02,616 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:34:02,616 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 18:34:02,616 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:34:02,616 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nodecount~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nodecount~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2021-12-19 18:34:02,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 18:34:02,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:02,642 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 18:34:02,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:02,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 18:34:02,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:02,708 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:34:02,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:02,729 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 [2021-12-19 18:34:02,729 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 30 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,748 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 30 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 43 transitions. Complement of second has 7 states. [2021-12-19 18:34:02,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:34:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-12-19 18:34:02,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2021-12-19 18:34:02,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:02,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 3 letters. [2021-12-19 18:34:02,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:02,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 6 letters. [2021-12-19 18:34:02,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:02,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 43 transitions. [2021-12-19 18:34:02,755 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 18:34:02,759 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 28 states and 39 transitions. [2021-12-19 18:34:02,759 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2021-12-19 18:34:02,759 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-19 18:34:02,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 39 transitions. [2021-12-19 18:34:02,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:34:02,760 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 39 transitions. [2021-12-19 18:34:02,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 39 transitions. [2021-12-19 18:34:02,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2021-12-19 18:34:02,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 26 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 38 transitions. [2021-12-19 18:34:02,764 INFO L704 BuchiCegarLoop]: Abstraction has 27 states and 38 transitions. [2021-12-19 18:34:02,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:34:02,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:34:02,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:34:02,767 INFO L87 Difference]: Start difference. First operand 27 states and 38 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:02,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:34:02,821 INFO L93 Difference]: Finished difference Result 56 states and 73 transitions. [2021-12-19 18:34:02,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 18:34:02,822 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 73 transitions. [2021-12-19 18:34:02,823 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2021-12-19 18:34:02,824 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 53 states and 69 transitions. [2021-12-19 18:34:02,824 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2021-12-19 18:34:02,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2021-12-19 18:34:02,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 69 transitions. [2021-12-19 18:34:02,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:34:02,828 INFO L681 BuchiCegarLoop]: Abstraction has 53 states and 69 transitions. [2021-12-19 18:34:02,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states and 69 transitions. [2021-12-19 18:34:02,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 33. [2021-12-19 18:34:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 32 states have internal predecessors, (44), 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) [2021-12-19 18:34:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 44 transitions. [2021-12-19 18:34:02,834 INFO L704 BuchiCegarLoop]: Abstraction has 33 states and 44 transitions. [2021-12-19 18:34:02,834 INFO L587 BuchiCegarLoop]: Abstraction has 33 states and 44 transitions. [2021-12-19 18:34:02,834 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 18:34:02,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 44 transitions. [2021-12-19 18:34:02,837 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 13 [2021-12-19 18:34:02,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:34:02,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:34:02,837 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:34:02,837 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:34:02,838 INFO L791 eck$LassoCheckResult]: Stem: 8039#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 8040#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 8046#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 8052#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 8053#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 8058#L30-4 main_~i~0#1 := 0; 8031#L39-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 8032#L39-4 main_~i~0#1 := 0; 8041#L51-3 [2021-12-19 18:34:02,838 INFO L793 eck$LassoCheckResult]: Loop: 8041#L51-3 assume !!(main_~i~0#1 < main_~edgecount~0#1);call main_#t~mem15#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~i~0#1, 4);main_~x~0#1 := main_#t~mem15#1;havoc main_#t~mem15#1;call main_#t~mem16#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~i~0#1, 4);main_~y~0#1 := main_#t~mem16#1;havoc main_#t~mem16#1;call main_#t~mem19#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem17#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem18#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~i~0#1, 4); 8042#L55 assume !(main_#t~mem19#1 > main_#t~mem17#1 + main_#t~mem18#1);havoc main_#t~mem19#1;havoc main_#t~mem17#1;havoc main_#t~mem18#1; 8061#L51-2 main_#t~post14#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 8041#L51-3 [2021-12-19 18:34:02,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,838 INFO L85 PathProgramCache]: Analyzing trace with hash 179606446, now seen corresponding path program 1 times [2021-12-19 18:34:02,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824039940] [2021-12-19 18:34:02,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,865 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,878 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:02,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,879 INFO L85 PathProgramCache]: Analyzing trace with hash 99463, now seen corresponding path program 1 times [2021-12-19 18:34:02,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932909982] [2021-12-19 18:34:02,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,883 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,888 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:02,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:02,888 INFO L85 PathProgramCache]: Analyzing trace with hash -873548358, now seen corresponding path program 1 times [2021-12-19 18:34:02,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:02,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060774538] [2021-12-19 18:34:02,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:02,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,930 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:02,974 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:03,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:05,810 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:34:05,810 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:34:05,810 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:34:05,810 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:34:05,811 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:34:05,811 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:05,811 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:34:05,811 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:34:05,811 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration4_Lasso [2021-12-19 18:34:05,811 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:34:05,811 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:34:05,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:05,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:18,711 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:34:18,711 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:34:18,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,718 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2021-12-19 18:34:18,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 18:34:18,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:18,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-19 18:34:18,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,744 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2021-12-19 18:34:18,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 18:34:18,751 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 [2021-12-19 18:34:18,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-19 18:34:18,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,776 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2021-12-19 18:34:18,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 18:34:18,777 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 [2021-12-19 18:34:18,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-19 18:34:18,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,805 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2021-12-19 18:34:18,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 18:34:18,806 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 [2021-12-19 18:34:18,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:18,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:18,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-19 18:34:18,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,839 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2021-12-19 18:34:18,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 18:34:18,840 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 [2021-12-19 18:34:18,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-19 18:34:18,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,864 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2021-12-19 18:34:18,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-19 18:34:18,866 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 [2021-12-19 18:34:18,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-19 18:34:18,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,890 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2021-12-19 18:34:18,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 18:34:18,892 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 [2021-12-19 18:34:18,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-19 18:34:18,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,921 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2021-12-19 18:34:18,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 18:34:18,923 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 [2021-12-19 18:34:18,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:18,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,948 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2021-12-19 18:34:18,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 18:34:18,950 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 [2021-12-19 18:34:18,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:18,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:18,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:18,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:18,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:18,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:18,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:18,976 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2021-12-19 18:34:18,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 18:34:18,978 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 [2021-12-19 18:34:18,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:18,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:18,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:18,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:18,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:18,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:18,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-19 18:34:19,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,005 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2021-12-19 18:34:19,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 18:34:19,007 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 [2021-12-19 18:34:19,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,014 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-19 18:34:19,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,031 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2021-12-19 18:34:19,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 18:34:19,035 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 [2021-12-19 18:34:19,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,060 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2021-12-19 18:34:19,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-19 18:34:19,062 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 [2021-12-19 18:34:19,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-19 18:34:19,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,086 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2021-12-19 18:34:19,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-19 18:34:19,089 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 [2021-12-19 18:34:19,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-19 18:34:19,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,112 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2021-12-19 18:34:19,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-19 18:34:19,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-19 18:34:19,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,136 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2021-12-19 18:34:19,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-19 18:34:19,138 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 [2021-12-19 18:34:19,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-19 18:34:19,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,161 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2021-12-19 18:34:19,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-19 18:34:19,162 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 [2021-12-19 18:34:19,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-19 18:34:19,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,186 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2021-12-19 18:34:19,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-19 18:34:19,188 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 [2021-12-19 18:34:19,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-19 18:34:19,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,210 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2021-12-19 18:34:19,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-19 18:34:19,212 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 [2021-12-19 18:34:19,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:34:19,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:34:19,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:34:19,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-19 18:34:19,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,234 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2021-12-19 18:34:19,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-19 18:34:19,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,263 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2021-12-19 18:34:19,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-19 18:34:19,264 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 [2021-12-19 18:34:19,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-19 18:34:19,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,290 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2021-12-19 18:34:19,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-19 18:34:19,293 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 [2021-12-19 18:34:19,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-19 18:34:19,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,318 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2021-12-19 18:34:19,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-19 18:34:19,320 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 [2021-12-19 18:34:19,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,347 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2021-12-19 18:34:19,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-19 18:34:19,348 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 [2021-12-19 18:34:19,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,373 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2021-12-19 18:34:19,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-19 18:34:19,375 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 [2021-12-19 18:34:19,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-19 18:34:19,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,401 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2021-12-19 18:34:19,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-19 18:34:19,404 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 [2021-12-19 18:34:19,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-19 18:34:19,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,431 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2021-12-19 18:34:19,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-19 18:34:19,432 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 [2021-12-19 18:34:19,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-19 18:34:19,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,459 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2021-12-19 18:34:19,463 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 [2021-12-19 18:34:19,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-19 18:34:19,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-19 18:34:19,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,500 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2021-12-19 18:34:19,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-19 18:34:19,502 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 [2021-12-19 18:34:19,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-19 18:34:19,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,529 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2021-12-19 18:34:19,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-19 18:34:19,531 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 [2021-12-19 18:34:19,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,556 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2021-12-19 18:34:19,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-19 18:34:19,562 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 [2021-12-19 18:34:19,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,591 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2021-12-19 18:34:19,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-19 18:34:19,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-19 18:34:19,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,618 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2021-12-19 18:34:19,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-19 18:34:19,619 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 [2021-12-19 18:34:19,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,644 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2021-12-19 18:34:19,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-19 18:34:19,647 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 [2021-12-19 18:34:19,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-19 18:34:19,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,676 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2021-12-19 18:34:19,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-19 18:34:19,678 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 [2021-12-19 18:34:19,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,701 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-19 18:34:19,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,702 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2021-12-19 18:34:19,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-19 18:34:19,704 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 [2021-12-19 18:34:19,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-19 18:34:19,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,730 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2021-12-19 18:34:19,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-19 18:34:19,732 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 [2021-12-19 18:34:19,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-19 18:34:19,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,756 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2021-12-19 18:34:19,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-19 18:34:19,758 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 [2021-12-19 18:34:19,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,782 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-19 18:34:19,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,783 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2021-12-19 18:34:19,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-19 18:34:19,785 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 [2021-12-19 18:34:19,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-19 18:34:19,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,811 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2021-12-19 18:34:19,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-19 18:34:19,813 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 [2021-12-19 18:34:19,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-19 18:34:19,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,838 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2021-12-19 18:34:19,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-19 18:34:19,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-19 18:34:19,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,865 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2021-12-19 18:34:19,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-19 18:34:19,868 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 [2021-12-19 18:34:19,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,893 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2021-12-19 18:34:19,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-19 18:34:19,895 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 [2021-12-19 18:34:19,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-19 18:34:19,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,919 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2021-12-19 18:34:19,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-19 18:34:19,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:19,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,947 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2021-12-19 18:34:19,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-19 18:34:19,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:34:19,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:19,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-19 18:34:19,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:19,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:19,974 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2021-12-19 18:34:19,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-19 18:34:19,976 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 [2021-12-19 18:34:19,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:19,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:19,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:19,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:19,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:19,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:19,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-19 18:34:20,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,003 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2021-12-19 18:34:20,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-19 18:34:20,005 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 [2021-12-19 18:34:20,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,030 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-19 18:34:20,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,031 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2021-12-19 18:34:20,035 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 [2021-12-19 18:34:20,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-19 18:34:20,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-19 18:34:20,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,062 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2021-12-19 18:34:20,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-19 18:34:20,064 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 [2021-12-19 18:34:20,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-19 18:34:20,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,090 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2021-12-19 18:34:20,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-19 18:34:20,092 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 [2021-12-19 18:34:20,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,116 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2021-12-19 18:34:20,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-19 18:34:20,118 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 [2021-12-19 18:34:20,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-19 18:34:20,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,142 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2021-12-19 18:34:20,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-19 18:34:20,144 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 [2021-12-19 18:34:20,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,168 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2021-12-19 18:34:20,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-19 18:34:20,170 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 [2021-12-19 18:34:20,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,244 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2021-12-19 18:34:20,247 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 [2021-12-19 18:34:20,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-19 18:34:20,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,298 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2021-12-19 18:34:20,303 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 [2021-12-19 18:34:20,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-19 18:34:20,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,346 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2021-12-19 18:34:20,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-19 18:34:20,373 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 [2021-12-19 18:34:20,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,419 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2021-12-19 18:34:20,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-19 18:34:20,421 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 [2021-12-19 18:34:20,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,467 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2021-12-19 18:34:20,471 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 [2021-12-19 18:34:20,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-19 18:34:20,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:34:20,514 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-12-19 18:34:20,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,515 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2021-12-19 18:34:20,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-19 18:34:20,517 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 [2021-12-19 18:34:20,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:34:20,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:34:20,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:34:20,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:34:20,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:34:20,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:34:20,536 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:34:20,556 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2021-12-19 18:34:20,557 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2021-12-19 18:34:20,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:20,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:34:20,558 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2021-12-19 18:34:20,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-19 18:34:20,559 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:34:20,566 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 18:34:20,566 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:34:20,567 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~edgecount~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~edgecount~0#1 Supporting invariants [] [2021-12-19 18:34:20,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:20,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-12-19 18:34:49,509 INFO L297 tatePredicateManager]: 1919 out of 1919 supporting invariants were superfluous and have been removed [2021-12-19 18:34:49,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:49,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 18:34:49,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:49,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:34:49,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:34:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:49,576 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 [2021-12-19 18:34:49,576 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 44 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:49,588 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 44 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 55 transitions. Complement of second has 7 states. [2021-12-19 18:34:49,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:34:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-12-19 18:34:49,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 3 letters. [2021-12-19 18:34:49,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:49,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 11 letters. Loop has 3 letters. [2021-12-19 18:34:49,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:49,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-19 18:34:49,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:34:49,589 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 55 transitions. [2021-12-19 18:34:49,590 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:34:49,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 28 states and 38 transitions. [2021-12-19 18:34:49,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-12-19 18:34:49,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 18:34:49,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 38 transitions. [2021-12-19 18:34:49,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:34:49,591 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-19 18:34:49,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 38 transitions. [2021-12-19 18:34:49,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-12-19 18:34:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 27 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 38 transitions. [2021-12-19 18:34:49,593 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-19 18:34:49,593 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-19 18:34:49,593 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 18:34:49,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 38 transitions. [2021-12-19 18:34:49,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:34:49,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:34:49,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:34:49,594 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:34:49,594 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:34:49,594 INFO L791 eck$LassoCheckResult]: Stem: 15844#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 15845#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 15852#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 15856#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 15857#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 15851#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 15842#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 15843#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 15862#L30-4 main_~i~0#1 := 0; 15837#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 15839#L41-3 [2021-12-19 18:34:49,594 INFO L793 eck$LassoCheckResult]: Loop: 15839#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 15858#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 15859#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15839#L41-3 [2021-12-19 18:34:49,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,594 INFO L85 PathProgramCache]: Analyzing trace with hash 854480748, now seen corresponding path program 1 times [2021-12-19 18:34:49,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:49,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247769867] [2021-12-19 18:34:49,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:49,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:34:49,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:34:49,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:34:49,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247769867] [2021-12-19 18:34:49,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247769867] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:34:49,616 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:34:49,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 18:34:49,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560093468] [2021-12-19 18:34:49,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:34:49,617 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:34:49,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,617 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 1 times [2021-12-19 18:34:49,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:49,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242152231] [2021-12-19 18:34:49,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:49,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,622 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,627 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:49,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:34:49,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 18:34:49,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 18:34:49,816 INFO L87 Difference]: Start difference. First operand 28 states and 38 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:49,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:34:49,833 INFO L93 Difference]: Finished difference Result 30 states and 40 transitions. [2021-12-19 18:34:49,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 18:34:49,833 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2021-12-19 18:34:49,834 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:34:49,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 40 transitions. [2021-12-19 18:34:49,834 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-19 18:34:49,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 18:34:49,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2021-12-19 18:34:49,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:34:49,835 INFO L681 BuchiCegarLoop]: Abstraction has 30 states and 40 transitions. [2021-12-19 18:34:49,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2021-12-19 18:34:49,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2021-12-19 18:34:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 28 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:34:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2021-12-19 18:34:49,836 INFO L704 BuchiCegarLoop]: Abstraction has 29 states and 39 transitions. [2021-12-19 18:34:49,836 INFO L587 BuchiCegarLoop]: Abstraction has 29 states and 39 transitions. [2021-12-19 18:34:49,836 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 18:34:49,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 39 transitions. [2021-12-19 18:34:49,837 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:34:49,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:34:49,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:34:49,837 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:34:49,837 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:34:49,837 INFO L791 eck$LassoCheckResult]: Stem: 15908#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 15909#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 15916#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 15920#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 15921#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 15915#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 15901#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 15902#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 15926#L30-4 main_~i~0#1 := 0; 15903#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 15905#L41-3 [2021-12-19 18:34:49,838 INFO L793 eck$LassoCheckResult]: Loop: 15905#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 15922#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 15923#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 15905#L41-3 [2021-12-19 18:34:49,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,838 INFO L85 PathProgramCache]: Analyzing trace with hash 852633706, now seen corresponding path program 1 times [2021-12-19 18:34:49,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:49,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757565616] [2021-12-19 18:34:49,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:49,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,850 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,861 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:49,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,861 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 2 times [2021-12-19 18:34:49,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:49,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793590917] [2021-12-19 18:34:49,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:49,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,866 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,870 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:49,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:34:49,871 INFO L85 PathProgramCache]: Analyzing trace with hash 374193673, now seen corresponding path program 1 times [2021-12-19 18:34:49,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:34:49,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335843458] [2021-12-19 18:34:49,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:34:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:34:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,895 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:34:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:34:49,920 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:34:52,952 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:34:52,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:34:52,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:34:52,952 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:34:52,952 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:34:52,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:34:52,952 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:34:52,952 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:34:52,952 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration6_Lasso [2021-12-19 18:34:52,952 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:34:52,952 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:34:52,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:52,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:52,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:52,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:34:52,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:05,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:35:06,564 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:35:06,564 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:35:06,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,567 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2021-12-19 18:35:06,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-19 18:35:06,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:06,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-19 18:35:06,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,596 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2021-12-19 18:35:06,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-19 18:35:06,597 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 [2021-12-19 18:35:06,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-19 18:35:06,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,621 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2021-12-19 18:35:06,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-19 18:35:06,623 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 [2021-12-19 18:35:06,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-12-19 18:35:06,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,647 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2021-12-19 18:35:06,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-19 18:35:06,649 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 [2021-12-19 18:35:06,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:06,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:06,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-12-19 18:35:06,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,674 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2021-12-19 18:35:06,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-19 18:35:06,676 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 [2021-12-19 18:35:06,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:06,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:06,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,701 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-12-19 18:35:06,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,702 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2021-12-19 18:35:06,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-19 18:35:06,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:06,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,726 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-12-19 18:35:06,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,728 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2021-12-19 18:35:06,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-19 18:35:06,730 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 [2021-12-19 18:35:06,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:06,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,754 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2021-12-19 18:35:06,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-19 18:35:06,756 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 [2021-12-19 18:35:06,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-12-19 18:35:06,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,780 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2021-12-19 18:35:06,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-19 18:35:06,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:06,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-12-19 18:35:06,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,806 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2021-12-19 18:35:06,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-19 18:35:06,808 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 [2021-12-19 18:35:06,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:06,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:06,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,834 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-19 18:35:06,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,835 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2021-12-19 18:35:06,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-19 18:35:06,837 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 [2021-12-19 18:35:06,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:06,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,861 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2021-12-19 18:35:06,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-19 18:35:06,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:06,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-12-19 18:35:06,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,886 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2021-12-19 18:35:06,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-19 18:35:06,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:06,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-12-19 18:35:06,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,914 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2021-12-19 18:35:06,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-19 18:35:06,916 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 [2021-12-19 18:35:06,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:06,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,940 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2021-12-19 18:35:06,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-19 18:35:06,942 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 [2021-12-19 18:35:06,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:06,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,965 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2021-12-19 18:35:06,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-19 18:35:06,967 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 [2021-12-19 18:35:06,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:06,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:06,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-19 18:35:06,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:06,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:06,991 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2021-12-19 18:35:06,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-19 18:35:06,993 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 [2021-12-19 18:35:06,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:06,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:06,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:06,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:06,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:06,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:06,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-19 18:35:07,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,016 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2021-12-19 18:35:07,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-19 18:35:07,018 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 [2021-12-19 18:35:07,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-19 18:35:07,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,042 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2021-12-19 18:35:07,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-19 18:35:07,044 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 [2021-12-19 18:35:07,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-19 18:35:07,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,068 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2021-12-19 18:35:07,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-19 18:35:07,070 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 [2021-12-19 18:35:07,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,094 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-12-19 18:35:07,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,095 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2021-12-19 18:35:07,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-19 18:35:07,097 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 [2021-12-19 18:35:07,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-19 18:35:07,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,123 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2021-12-19 18:35:07,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-19 18:35:07,125 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 [2021-12-19 18:35:07,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-12-19 18:35:07,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,149 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2021-12-19 18:35:07,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-19 18:35:07,151 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 [2021-12-19 18:35:07,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-12-19 18:35:07,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,174 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2021-12-19 18:35:07,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-19 18:35:07,176 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 [2021-12-19 18:35:07,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,201 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2021-12-19 18:35:07,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-19 18:35:07,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:07,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-19 18:35:07,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,279 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2021-12-19 18:35:07,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-19 18:35:07,281 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 [2021-12-19 18:35:07,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-19 18:35:07,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,307 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2021-12-19 18:35:07,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-19 18:35:07,309 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 [2021-12-19 18:35:07,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-12-19 18:35:07,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,332 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2021-12-19 18:35:07,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-19 18:35:07,338 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 [2021-12-19 18:35:07,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-19 18:35:07,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,392 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2021-12-19 18:35:07,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-12-19 18:35:07,394 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 [2021-12-19 18:35:07,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-12-19 18:35:07,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,418 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2021-12-19 18:35:07,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-12-19 18:35:07,420 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 [2021-12-19 18:35:07,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,444 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2021-12-19 18:35:07,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-12-19 18:35:07,446 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 [2021-12-19 18:35:07,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-12-19 18:35:07,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,469 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2021-12-19 18:35:07,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-12-19 18:35:07,471 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 [2021-12-19 18:35:07,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,498 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2021-12-19 18:35:07,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-12-19 18:35:07,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:07,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-12-19 18:35:07,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,525 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2021-12-19 18:35:07,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-12-19 18:35:07,527 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 [2021-12-19 18:35:07,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-12-19 18:35:07,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,551 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2021-12-19 18:35:07,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-12-19 18:35:07,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:07,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,577 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2021-12-19 18:35:07,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-12-19 18:35:07,578 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 [2021-12-19 18:35:07,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-12-19 18:35:07,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,602 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2021-12-19 18:35:07,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-12-19 18:35:07,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:07,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-12-19 18:35:07,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,628 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2021-12-19 18:35:07,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-12-19 18:35:07,629 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 [2021-12-19 18:35:07,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-12-19 18:35:07,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,655 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2021-12-19 18:35:07,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-12-19 18:35:07,657 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 [2021-12-19 18:35:07,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,683 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2021-12-19 18:35:07,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-12-19 18:35:07,685 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 [2021-12-19 18:35:07,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-12-19 18:35:07,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,710 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2021-12-19 18:35:07,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-12-19 18:35:07,712 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 [2021-12-19 18:35:07,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,738 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2021-12-19 18:35:07,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-12-19 18:35:07,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:35:07,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-12-19 18:35:07,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,764 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2021-12-19 18:35:07,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-12-19 18:35:07,766 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 [2021-12-19 18:35:07,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,772 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,790 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2021-12-19 18:35:07,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-12-19 18:35:07,792 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 [2021-12-19 18:35:07,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,816 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2021-12-19 18:35:07,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-12-19 18:35:07,818 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 [2021-12-19 18:35:07,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,843 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2021-12-19 18:35:07,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-12-19 18:35:07,845 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 [2021-12-19 18:35:07,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:35:07,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:35:07,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:35:07,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:35:07,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:07,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,869 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2021-12-19 18:35:07,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-12-19 18:35:07,871 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 [2021-12-19 18:35:07,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:35:07,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:35:07,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:35:07,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:35:07,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:35:07,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:35:07,904 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:35:07,942 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2021-12-19 18:35:07,942 INFO L444 ModelExtractionUtils]: 23 out of 58 variables were initially zero. Simplification set additionally 32 variables to zero. [2021-12-19 18:35:07,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:35:07,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:07,943 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2021-12-19 18:35:07,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-12-19 18:35:07,947 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:35:07,954 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 18:35:07,954 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:35:07,954 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~edgecount~0#1) = -1*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~edgecount~0#1 Supporting invariants [] [2021-12-19 18:35:07,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:08,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-12-19 18:35:39,141 INFO L297 tatePredicateManager]: 1981 out of 1981 supporting invariants were superfluous and have been removed [2021-12-19 18:35:39,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:39,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 18:35:39,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:35:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:39,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:35:39,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:35:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:39,217 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 [2021-12-19 18:35:39,217 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 39 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-12-19 18:35:39,242 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 39 transitions. cyclomatic complexity: 15. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 64 states and 87 transitions. Complement of second has 7 states. [2021-12-19 18:35:39,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:35:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-12-19 18:35:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions. [2021-12-19 18:35:39,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 10 letters. Loop has 3 letters. [2021-12-19 18:35:39,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:35:39,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 13 letters. Loop has 3 letters. [2021-12-19 18:35:39,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:35:39,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 10 letters. Loop has 6 letters. [2021-12-19 18:35:39,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:35:39,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 87 transitions. [2021-12-19 18:35:39,245 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2021-12-19 18:35:39,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 44 states and 59 transitions. [2021-12-19 18:35:39,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-19 18:35:39,246 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-19 18:35:39,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 59 transitions. [2021-12-19 18:35:39,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:35:39,246 INFO L681 BuchiCegarLoop]: Abstraction has 44 states and 59 transitions. [2021-12-19 18:35:39,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 59 transitions. [2021-12-19 18:35:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 29. [2021-12-19 18:35:39,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:35:39,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 38 transitions. [2021-12-19 18:35:39,248 INFO L704 BuchiCegarLoop]: Abstraction has 29 states and 38 transitions. [2021-12-19 18:35:39,248 INFO L587 BuchiCegarLoop]: Abstraction has 29 states and 38 transitions. [2021-12-19 18:35:39,248 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 18:35:39,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 38 transitions. [2021-12-19 18:35:39,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:35:39,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:35:39,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:35:39,249 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:35:39,249 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:35:39,249 INFO L791 eck$LassoCheckResult]: Stem: 23988#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 23989#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 23996#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 24000#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 24001#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 23995#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 23986#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 23987#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 24006#L30-4 main_~i~0#1 := 0; 23981#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 23982#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 23999#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 23983#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 23985#L41-3 [2021-12-19 18:35:39,250 INFO L793 eck$LassoCheckResult]: Loop: 23985#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24002#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24003#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 23985#L41-3 [2021-12-19 18:35:39,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,250 INFO L85 PathProgramCache]: Analyzing trace with hash 374191984, now seen corresponding path program 1 times [2021-12-19 18:35:39,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:39,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976040002] [2021-12-19 18:35:39,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:39,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:35:39,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976040002] [2021-12-19 18:35:39,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976040002] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:35:39,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793314602] [2021-12-19 18:35:39,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:35:39,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:39,295 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:35:39,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Waiting until timeout for monitored process [2021-12-19 18:35:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:39,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 18:35:39,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:35:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:39,425 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:35:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:39,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793314602] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 18:35:39,458 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 18:35:39,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-12-19 18:35:39,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520532933] [2021-12-19 18:35:39,458 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 18:35:39,459 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:35:39,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 3 times [2021-12-19 18:35:39,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:39,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105568091] [2021-12-19 18:35:39,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,466 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:35:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,475 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:35:39,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:35:39,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-19 18:35:39,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-12-19 18:35:39,626 INFO L87 Difference]: Start difference. First operand 29 states and 38 transitions. cyclomatic complexity: 14 Second operand has 11 states, 10 states have (on average 2.6) internal successors, (26), 11 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:35:39,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:35:39,750 INFO L93 Difference]: Finished difference Result 86 states and 109 transitions. [2021-12-19 18:35:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 18:35:39,751 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 109 transitions. [2021-12-19 18:35:39,752 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 18:35:39,752 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 60 states and 77 transitions. [2021-12-19 18:35:39,752 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-12-19 18:35:39,753 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2021-12-19 18:35:39,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 77 transitions. [2021-12-19 18:35:39,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:35:39,753 INFO L681 BuchiCegarLoop]: Abstraction has 60 states and 77 transitions. [2021-12-19 18:35:39,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 77 transitions. [2021-12-19 18:35:39,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 36. [2021-12-19 18:35:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.3333333333333333) internal successors, (48), 35 states have internal predecessors, (48), 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) [2021-12-19 18:35:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 48 transitions. [2021-12-19 18:35:39,756 INFO L704 BuchiCegarLoop]: Abstraction has 36 states and 48 transitions. [2021-12-19 18:35:39,756 INFO L587 BuchiCegarLoop]: Abstraction has 36 states and 48 transitions. [2021-12-19 18:35:39,757 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 18:35:39,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 48 transitions. [2021-12-19 18:35:39,757 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:35:39,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:35:39,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:35:39,758 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:35:39,758 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:35:39,758 INFO L791 eck$LassoCheckResult]: Stem: 24193#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 24194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 24202#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 24206#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 24207#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24214#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24186#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24187#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24200#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24201#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24217#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 24215#L30-4 main_~i~0#1 := 0; 24188#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24189#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 24205#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 24190#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24191#L41-3 [2021-12-19 18:35:39,758 INFO L793 eck$LassoCheckResult]: Loop: 24191#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24209#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24210#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24191#L41-3 [2021-12-19 18:35:39,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1931593466, now seen corresponding path program 1 times [2021-12-19 18:35:39,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:39,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530070111] [2021-12-19 18:35:39,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,772 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:35:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,785 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:35:39,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,785 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 4 times [2021-12-19 18:35:39,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:39,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544754675] [2021-12-19 18:35:39,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,790 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:35:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:35:39,794 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:35:39,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:39,795 INFO L85 PathProgramCache]: Analyzing trace with hash -129067027, now seen corresponding path program 1 times [2021-12-19 18:35:39,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:39,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036471652] [2021-12-19 18:35:39,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:39,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:39,830 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-19 18:35:39,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:35:39,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036471652] [2021-12-19 18:35:39,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036471652] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:35:39,831 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 18:35:39,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 18:35:39,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874110667] [2021-12-19 18:35:39,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:35:39,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:35:39,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 18:35:39,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 18:35:39,989 INFO L87 Difference]: Start difference. First operand 36 states and 48 transitions. cyclomatic complexity: 18 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:35:40,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:35:40,009 INFO L93 Difference]: Finished difference Result 61 states and 82 transitions. [2021-12-19 18:35:40,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 18:35:40,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 82 transitions. [2021-12-19 18:35:40,011 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2021-12-19 18:35:40,012 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 60 states and 80 transitions. [2021-12-19 18:35:40,012 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2021-12-19 18:35:40,012 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-12-19 18:35:40,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 80 transitions. [2021-12-19 18:35:40,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:35:40,013 INFO L681 BuchiCegarLoop]: Abstraction has 60 states and 80 transitions. [2021-12-19 18:35:40,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 80 transitions. [2021-12-19 18:35:40,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 43. [2021-12-19 18:35:40,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 42 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:35:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2021-12-19 18:35:40,015 INFO L704 BuchiCegarLoop]: Abstraction has 43 states and 58 transitions. [2021-12-19 18:35:40,016 INFO L587 BuchiCegarLoop]: Abstraction has 43 states and 58 transitions. [2021-12-19 18:35:40,016 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 18:35:40,016 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 58 transitions. [2021-12-19 18:35:40,016 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:35:40,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:35:40,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:35:40,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:35:40,017 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:35:40,017 INFO L791 eck$LassoCheckResult]: Stem: 24299#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 24300#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 24307#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 24311#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 24312#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24306#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24293#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24294#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24319#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24324#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24323#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 24320#L30-4 main_~i~0#1 := 0; 24295#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24296#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24316#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 24317#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24332#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 24330#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 24329#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24318#L41-3 [2021-12-19 18:35:40,017 INFO L793 eck$LassoCheckResult]: Loop: 24318#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24314#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24315#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24318#L41-3 [2021-12-19 18:35:40,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:35:40,018 INFO L85 PathProgramCache]: Analyzing trace with hash -76904675, now seen corresponding path program 1 times [2021-12-19 18:35:40,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:35:40,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015209571] [2021-12-19 18:35:40,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:40,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:35:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:40,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:35:40,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015209571] [2021-12-19 18:35:40,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015209571] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:35:40,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147305747] [2021-12-19 18:35:40,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:35:40,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:35:40,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:35:40,592 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:35:40,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Waiting until timeout for monitored process [2021-12-19 18:35:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:35:40,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 43 conjunts are in the unsatisfiable core [2021-12-19 18:35:40,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:35:40,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-19 18:35:40,835 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:35:40,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 42 [2021-12-19 18:35:41,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:35:41,019 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:35:41,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 50 [2021-12-19 18:35:41,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:35:41,334 INFO L354 Elim1Store]: treesize reduction 58, result has 28.4 percent of original size [2021-12-19 18:35:41,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 78 treesize of output 57 [2021-12-19 18:35:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:35:41,411 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:36:28,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,761 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,791 INFO L354 Elim1Store]: treesize reduction 10, result has 60.0 percent of original size [2021-12-19 18:36:28,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 73 [2021-12-19 18:36:28,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-19 18:36:28,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:36:28,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:36:28,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2021-12-19 18:36:28,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-19 18:36:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:36:28,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147305747] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 18:36:28,879 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 18:36:28,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 22 [2021-12-19 18:36:28,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609588057] [2021-12-19 18:36:28,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 18:36:28,880 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:36:28,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:28,880 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 5 times [2021-12-19 18:36:28,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:28,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537815111] [2021-12-19 18:36:28,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:28,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:28,891 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:36:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:28,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:36:29,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:36:29,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-19 18:36:29,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=418, Unknown=4, NotChecked=0, Total=506 [2021-12-19 18:36:29,123 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. cyclomatic complexity: 22 Second operand has 23 states, 23 states have (on average 2.0) internal successors, (46), 22 states have internal predecessors, (46), 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) [2021-12-19 18:36:29,965 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base|)) (.cse1 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#Weight~0#1.base|) |c_ULTIMATE.start_main_~#Weight~0#1.offset|)) (.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#Source~0#1.base|) |c_ULTIMATE.start_main_~#Source~0#1.offset|))) (and (not (= |c_ULTIMATE.start_main_~#distance~0#1.base| |c_ULTIMATE.start_main_~#Source~0#1.base|)) (<= (select .cse0 |c_ULTIMATE.start_main_~#distance~0#1.offset|) 0) (<= .cse1 0) (<= |c_ULTIMATE.start_main_~#distance~0#1.offset| 0) (= (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#Dest~0#1.base|) |c_ULTIMATE.start_main_~#Dest~0#1.offset|) 1) (= 0 |c_ULTIMATE.start_main_~#Source~0#1.offset|) (= 0 |c_ULTIMATE.start_main_~#Weight~0#1.offset|) (forall ((v_ArrVal_337 Int) (|v_ULTIMATE.start_main_~y~0#1_50| Int)) (let ((.cse3 (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ (* |c_ULTIMATE.start_main_~i~0#1| 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|) v_ArrVal_337))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| .cse3))) (or (< (select (select .cse2 |c_ULTIMATE.start_main_~#Source~0#1.base|) |c_ULTIMATE.start_main_~#Source~0#1.offset|) |v_ULTIMATE.start_main_~y~0#1_50|) (< (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_50|)) 0) (< (+ (select (select .cse2 |c_ULTIMATE.start_main_~#Weight~0#1.base|) |c_ULTIMATE.start_main_~#Weight~0#1.offset|) (select .cse3 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_50| 4)))) (select .cse3 (+ (* (select (select .cse2 |c_ULTIMATE.start_main_~#Dest~0#1.base|) |c_ULTIMATE.start_main_~#Dest~0#1.offset|) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (< v_ArrVal_337 c_~INFINITY~0))))) (= 0 |c_ULTIMATE.start_main_~#Dest~0#1.offset|) (not (= |c_ULTIMATE.start_main_~#distance~0#1.base| |c_ULTIMATE.start_main_~#Dest~0#1.base|)) (<= 899 (select .cse0 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| 4))) (<= 899 (select .cse0 4)) (= (select .cse0 0) 0) (<= .cse4 0) (= |c_ULTIMATE.start_main_~#distance~0#1.offset| 0) (not (= |c_ULTIMATE.start_main_~#distance~0#1.base| |c_ULTIMATE.start_main_~#Weight~0#1.base|)) (<= 899 c_~INFINITY~0) (= .cse1 0) (= .cse4 0))) is different from false [2021-12-19 18:36:30,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:36:30,344 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2021-12-19 18:36:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-19 18:36:30,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 149 transitions. [2021-12-19 18:36:30,346 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 18 [2021-12-19 18:36:30,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 110 states and 149 transitions. [2021-12-19 18:36:30,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2021-12-19 18:36:30,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2021-12-19 18:36:30,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 149 transitions. [2021-12-19 18:36:30,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:36:30,348 INFO L681 BuchiCegarLoop]: Abstraction has 110 states and 149 transitions. [2021-12-19 18:36:30,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 149 transitions. [2021-12-19 18:36:30,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 53. [2021-12-19 18:36:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 52 states have internal predecessors, (73), 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) [2021-12-19 18:36:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 73 transitions. [2021-12-19 18:36:30,352 INFO L704 BuchiCegarLoop]: Abstraction has 53 states and 73 transitions. [2021-12-19 18:36:30,352 INFO L587 BuchiCegarLoop]: Abstraction has 53 states and 73 transitions. [2021-12-19 18:36:30,352 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 18:36:30,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 73 transitions. [2021-12-19 18:36:30,352 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:36:30,352 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:36:30,352 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:36:30,353 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:36:30,353 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:36:30,353 INFO L791 eck$LassoCheckResult]: Stem: 24599#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 24600#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 24607#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 24611#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 24612#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24619#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24641#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24620#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24621#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24597#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24598#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 24637#L30-4 main_~i~0#1 := 0; 24636#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24635#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24632#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 24617#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24623#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 24629#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 24624#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24618#L41-3 [2021-12-19 18:36:30,353 INFO L793 eck$LassoCheckResult]: Loop: 24618#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24614#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24615#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24618#L41-3 [2021-12-19 18:36:30,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:30,353 INFO L85 PathProgramCache]: Analyzing trace with hash -777969253, now seen corresponding path program 1 times [2021-12-19 18:36:30,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:30,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415099207] [2021-12-19 18:36:30,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:36:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 18:36:30,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:36:30,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415099207] [2021-12-19 18:36:30,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415099207] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:36:30,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657392883] [2021-12-19 18:36:30,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:36:30,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:36:30,420 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:36:30,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Waiting until timeout for monitored process [2021-12-19 18:36:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:36:30,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 18:36:30,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:36:30,554 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 18:36:30,554 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 18:36:30,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657392883] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 18:36:30,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-19 18:36:30,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-12-19 18:36:30,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207664324] [2021-12-19 18:36:30,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 18:36:30,555 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 18:36:30,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:30,555 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 6 times [2021-12-19 18:36:30,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:30,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276301507] [2021-12-19 18:36:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,560 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:36:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,564 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:36:30,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:36:30,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 18:36:30,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-19 18:36:30,795 INFO L87 Difference]: Start difference. First operand 53 states and 73 transitions. cyclomatic complexity: 27 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2021-12-19 18:36:30,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:36:30,839 INFO L93 Difference]: Finished difference Result 60 states and 77 transitions. [2021-12-19 18:36:30,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 18:36:30,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 77 transitions. [2021-12-19 18:36:30,842 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:36:30,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 60 states and 77 transitions. [2021-12-19 18:36:30,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-12-19 18:36:30,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-12-19 18:36:30,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 77 transitions. [2021-12-19 18:36:30,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:36:30,843 INFO L681 BuchiCegarLoop]: Abstraction has 60 states and 77 transitions. [2021-12-19 18:36:30,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 77 transitions. [2021-12-19 18:36:30,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 53. [2021-12-19 18:36:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.320754716981132) internal successors, (70), 52 states have internal predecessors, (70), 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) [2021-12-19 18:36:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2021-12-19 18:36:30,846 INFO L704 BuchiCegarLoop]: Abstraction has 53 states and 70 transitions. [2021-12-19 18:36:30,846 INFO L587 BuchiCegarLoop]: Abstraction has 53 states and 70 transitions. [2021-12-19 18:36:30,846 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 18:36:30,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 70 transitions. [2021-12-19 18:36:30,846 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:36:30,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:36:30,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:36:30,847 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:36:30,847 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:36:30,847 INFO L791 eck$LassoCheckResult]: Stem: 24775#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 24776#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 24784#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 24788#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 24789#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24796#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24814#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24797#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 24798#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 24769#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 24770#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 24811#L30-4 main_~i~0#1 := 0; 24771#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24772#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24793#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24794#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24801#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 24807#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 24803#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 24795#L41-3 [2021-12-19 18:36:30,847 INFO L793 eck$LassoCheckResult]: Loop: 24795#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 24791#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 24792#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 24795#L41-3 [2021-12-19 18:36:30,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:30,847 INFO L85 PathProgramCache]: Analyzing trace with hash -78751717, now seen corresponding path program 2 times [2021-12-19 18:36:30,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:30,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689946115] [2021-12-19 18:36:30,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,873 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:36:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:36:30,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:30,897 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 7 times [2021-12-19 18:36:30,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:30,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857428025] [2021-12-19 18:36:30,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,901 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:36:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:36:30,905 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:36:30,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:36:30,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1040210760, now seen corresponding path program 3 times [2021-12-19 18:36:30,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:36:30,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031586406] [2021-12-19 18:36:30,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:36:30,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:36:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:36:31,979 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:36:31,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:36:31,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031586406] [2021-12-19 18:36:31,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031586406] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:36:31,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265586602] [2021-12-19 18:36:31,980 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-19 18:36:31,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:36:31,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:36:31,981 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:36:31,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Waiting until timeout for monitored process [2021-12-19 18:36:32,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-19 18:36:32,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 18:36:32,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 58 conjunts are in the unsatisfiable core [2021-12-19 18:36:32,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:36:32,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-19 18:36:32,258 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:36:32,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2021-12-19 18:36:32,473 INFO L354 Elim1Store]: treesize reduction 43, result has 23.2 percent of original size [2021-12-19 18:36:32,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 58 [2021-12-19 18:36:33,495 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-12-19 18:36:33,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 59 [2021-12-19 18:36:33,907 INFO L354 Elim1Store]: treesize reduction 25, result has 49.0 percent of original size [2021-12-19 18:36:33,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 60 [2021-12-19 18:36:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:36:34,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:41:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 8 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:41:27,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265586602] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 18:41:27,863 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 18:41:27,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14, 14] total 35 [2021-12-19 18:41:27,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867058154] [2021-12-19 18:41:27,864 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 18:41:28,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:41:28,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-12-19 18:41:28,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=941, Unknown=23, NotChecked=0, Total=1190 [2021-12-19 18:41:28,087 INFO L87 Difference]: Start difference. First operand 53 states and 70 transitions. cyclomatic complexity: 24 Second operand has 35 states, 35 states have (on average 1.6571428571428573) internal successors, (58), 35 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:42:07,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:42:07,438 INFO L93 Difference]: Finished difference Result 338 states and 431 transitions. [2021-12-19 18:42:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-12-19 18:42:07,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 338 states and 431 transitions. [2021-12-19 18:42:07,441 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 59 [2021-12-19 18:42:07,442 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 338 states to 338 states and 431 transitions. [2021-12-19 18:42:07,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173 [2021-12-19 18:42:07,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173 [2021-12-19 18:42:07,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 338 states and 431 transitions. [2021-12-19 18:42:07,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:42:07,443 INFO L681 BuchiCegarLoop]: Abstraction has 338 states and 431 transitions. [2021-12-19 18:42:07,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states and 431 transitions. [2021-12-19 18:42:07,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 79. [2021-12-19 18:42:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.4177215189873418) internal successors, (112), 78 states have internal predecessors, (112), 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) [2021-12-19 18:42:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 112 transitions. [2021-12-19 18:42:07,448 INFO L704 BuchiCegarLoop]: Abstraction has 79 states and 112 transitions. [2021-12-19 18:42:07,448 INFO L587 BuchiCegarLoop]: Abstraction has 79 states and 112 transitions. [2021-12-19 18:42:07,448 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 18:42:07,448 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 112 transitions. [2021-12-19 18:42:07,449 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:42:07,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:42:07,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:42:07,449 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:42:07,449 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:42:07,450 INFO L791 eck$LassoCheckResult]: Stem: 25420#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 25421#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 25429#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 25434#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 25435#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 25444#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 25418#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 25419#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 25445#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 25449#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 25450#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 25446#L30-4 main_~i~0#1 := 0; 25414#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 25415#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 25490#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 25487#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 25488#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 25489#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 25452#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 25451#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 25437#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 25438#L41-2 [2021-12-19 18:42:07,450 INFO L793 eck$LassoCheckResult]: Loop: 25438#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 25441#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 25442#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 25438#L41-2 [2021-12-19 18:42:07,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:07,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1629012800, now seen corresponding path program 1 times [2021-12-19 18:42:07,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:07,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677960827] [2021-12-19 18:42:07,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:07,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:07,505 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:07,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:07,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:07,543 INFO L85 PathProgramCache]: Analyzing trace with hash 83192, now seen corresponding path program 8 times [2021-12-19 18:42:07,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:07,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443732417] [2021-12-19 18:42:07,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:07,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:07,547 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:07,550 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:07,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:07,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1084900697, now seen corresponding path program 2 times [2021-12-19 18:42:07,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:07,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994982381] [2021-12-19 18:42:07,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:07,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:42:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-19 18:42:07,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:42:07,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994982381] [2021-12-19 18:42:07,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994982381] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:42:07,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723719936] [2021-12-19 18:42:07,610 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 18:42:07,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:42:07,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:07,615 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:42:07,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Waiting until timeout for monitored process [2021-12-19 18:42:07,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-19 18:42:07,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 18:42:07,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 18:42:07,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:42:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-19 18:42:07,786 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:42:07,847 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-19 18:42:07,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723719936] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 18:42:07,848 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 18:42:07,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2021-12-19 18:42:07,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767678036] [2021-12-19 18:42:07,848 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 18:42:08,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:42:08,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-19 18:42:08,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-12-19 18:42:08,039 INFO L87 Difference]: Start difference. First operand 79 states and 112 transitions. cyclomatic complexity: 44 Second operand has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 11 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:42:08,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:42:08,138 INFO L93 Difference]: Finished difference Result 172 states and 243 transitions. [2021-12-19 18:42:08,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-19 18:42:08,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 172 states and 243 transitions. [2021-12-19 18:42:08,140 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 19 [2021-12-19 18:42:08,141 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 172 states to 166 states and 229 transitions. [2021-12-19 18:42:08,141 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2021-12-19 18:42:08,141 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2021-12-19 18:42:08,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 166 states and 229 transitions. [2021-12-19 18:42:08,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:42:08,142 INFO L681 BuchiCegarLoop]: Abstraction has 166 states and 229 transitions. [2021-12-19 18:42:08,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states and 229 transitions. [2021-12-19 18:42:08,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 107. [2021-12-19 18:42:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.4205607476635513) internal successors, (152), 106 states have internal predecessors, (152), 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) [2021-12-19 18:42:08,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 152 transitions. [2021-12-19 18:42:08,146 INFO L704 BuchiCegarLoop]: Abstraction has 107 states and 152 transitions. [2021-12-19 18:42:08,146 INFO L587 BuchiCegarLoop]: Abstraction has 107 states and 152 transitions. [2021-12-19 18:42:08,146 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 18:42:08,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 152 transitions. [2021-12-19 18:42:08,147 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-19 18:42:08,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:42:08,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:42:08,147 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:42:08,147 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 18:42:08,148 INFO L791 eck$LassoCheckResult]: Stem: 25831#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 25832#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 25839#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 25844#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 25845#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 25838#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 25825#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 25826#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 25853#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 25894#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 25892#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 25854#L30-4 main_~i~0#1 := 0; 25827#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 25828#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 25901#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 25829#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 25830#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 25883#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 25884#L39-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 25846#L39-4 main_~i~0#1 := 0; 25833#L51-3 assume !(main_~i~0#1 < main_~edgecount~0#1); 25834#L51-4 main_~i~0#1 := 0; 25836#L61-3 [2021-12-19 18:42:08,148 INFO L793 eck$LassoCheckResult]: Loop: 25836#L61-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);call main_#t~mem21#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem21#1 >= 0 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 25837#L11 assume !(0 == __VERIFIER_assert_~cond#1); 25840#L11-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem21#1; 25841#L61-2 main_#t~post20#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post20#1;havoc main_#t~post20#1; 25836#L61-3 [2021-12-19 18:42:08,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:08,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1090386247, now seen corresponding path program 1 times [2021-12-19 18:42:08,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:08,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654733306] [2021-12-19 18:42:08,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:08,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,160 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,170 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:08,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:08,171 INFO L85 PathProgramCache]: Analyzing trace with hash 3670346, now seen corresponding path program 1 times [2021-12-19 18:42:08,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:08,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984959557] [2021-12-19 18:42:08,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:08,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,176 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,178 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:08,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:08,179 INFO L85 PathProgramCache]: Analyzing trace with hash -857215998, now seen corresponding path program 1 times [2021-12-19 18:42:08,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:08,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993267540] [2021-12-19 18:42:08,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:08,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,192 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:08,204 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:12,662 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:42:12,662 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:42:12,662 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:42:12,662 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:42:12,662 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:42:12,662 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:12,662 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:42:12,662 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:42:12,662 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration13_Lasso [2021-12-19 18:42:12,662 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:42:12,662 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:42:12,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:12,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:25,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:42:26,380 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:42:26,380 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:42:26,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,384 INFO L229 MonitoredProcess]: Starting monitored process 159 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) [2021-12-19 18:42:26,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-12-19 18:42:26,388 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 [2021-12-19 18:42:26,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,412 INFO L229 MonitoredProcess]: Starting monitored process 160 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) [2021-12-19 18:42:26,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-12-19 18:42:26,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:42:26,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-12-19 18:42:26,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,454 INFO L229 MonitoredProcess]: Starting monitored process 161 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) [2021-12-19 18:42:26,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-12-19 18:42:26,456 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 [2021-12-19 18:42:26,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,479 INFO L229 MonitoredProcess]: Starting monitored process 162 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) [2021-12-19 18:42:26,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-12-19 18:42:26,481 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 [2021-12-19 18:42:26,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,506 INFO L229 MonitoredProcess]: Starting monitored process 163 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) [2021-12-19 18:42:26,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-12-19 18:42:26,508 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 [2021-12-19 18:42:26,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-12-19 18:42:26,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,531 INFO L229 MonitoredProcess]: Starting monitored process 164 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) [2021-12-19 18:42:26,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-12-19 18:42:26,533 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 [2021-12-19 18:42:26,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2021-12-19 18:42:26,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,557 INFO L229 MonitoredProcess]: Starting monitored process 165 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) [2021-12-19 18:42:26,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-12-19 18:42:26,559 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 [2021-12-19 18:42:26,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2021-12-19 18:42:26,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,581 INFO L229 MonitoredProcess]: Starting monitored process 166 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) [2021-12-19 18:42:26,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-12-19 18:42:26,582 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 [2021-12-19 18:42:26,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,605 INFO L229 MonitoredProcess]: Starting monitored process 167 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) [2021-12-19 18:42:26,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-12-19 18:42:26,606 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 [2021-12-19 18:42:26,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,629 INFO L229 MonitoredProcess]: Starting monitored process 168 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) [2021-12-19 18:42:26,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-12-19 18:42:26,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:42:26,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2021-12-19 18:42:26,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,652 INFO L229 MonitoredProcess]: Starting monitored process 169 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) [2021-12-19 18:42:26,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-12-19 18:42:26,654 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 [2021-12-19 18:42:26,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-12-19 18:42:26,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,676 INFO L229 MonitoredProcess]: Starting monitored process 170 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) [2021-12-19 18:42:26,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-12-19 18:42:26,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:42:26,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2021-12-19 18:42:26,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,701 INFO L229 MonitoredProcess]: Starting monitored process 171 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) [2021-12-19 18:42:26,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-12-19 18:42:26,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 18:42:26,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2021-12-19 18:42:26,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,725 INFO L229 MonitoredProcess]: Starting monitored process 172 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) [2021-12-19 18:42:26,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-12-19 18:42:26,726 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 [2021-12-19 18:42:26,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2021-12-19 18:42:26,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,748 INFO L229 MonitoredProcess]: Starting monitored process 173 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) [2021-12-19 18:42:26,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-12-19 18:42:26,760 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 [2021-12-19 18:42:26,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:26,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,782 INFO L229 MonitoredProcess]: Starting monitored process 174 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) [2021-12-19 18:42:26,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-12-19 18:42:26,784 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 [2021-12-19 18:42:26,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-12-19 18:42:26,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,806 INFO L229 MonitoredProcess]: Starting monitored process 175 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) [2021-12-19 18:42:26,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-12-19 18:42:26,807 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 [2021-12-19 18:42:26,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2021-12-19 18:42:26,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,829 INFO L229 MonitoredProcess]: Starting monitored process 176 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) [2021-12-19 18:42:26,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-12-19 18:42:26,831 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 [2021-12-19 18:42:26,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2021-12-19 18:42:26,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,853 INFO L229 MonitoredProcess]: Starting monitored process 177 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) [2021-12-19 18:42:26,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-12-19 18:42:26,855 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 [2021-12-19 18:42:26,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-12-19 18:42:26,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,888 INFO L229 MonitoredProcess]: Starting monitored process 178 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) [2021-12-19 18:42:26,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-12-19 18:42:26,890 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 [2021-12-19 18:42:26,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2021-12-19 18:42:26,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,913 INFO L229 MonitoredProcess]: Starting monitored process 179 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) [2021-12-19 18:42:26,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-12-19 18:42:26,915 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 [2021-12-19 18:42:26,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2021-12-19 18:42:26,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,938 INFO L229 MonitoredProcess]: Starting monitored process 180 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) [2021-12-19 18:42:26,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-12-19 18:42:26,940 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 [2021-12-19 18:42:26,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2021-12-19 18:42:26,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,962 INFO L229 MonitoredProcess]: Starting monitored process 181 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) [2021-12-19 18:42:26,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-12-19 18:42:26,964 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 [2021-12-19 18:42:26,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:26,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:26,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:26,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-12-19 18:42:26,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:26,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:26,988 INFO L229 MonitoredProcess]: Starting monitored process 182 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) [2021-12-19 18:42:26,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-12-19 18:42:26,989 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 [2021-12-19 18:42:26,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:26,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:26,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:26,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:26,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:26,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:26,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:26,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:27,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:27,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:27,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:27,013 INFO L229 MonitoredProcess]: Starting monitored process 183 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) [2021-12-19 18:42:27,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-12-19 18:42:27,014 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 [2021-12-19 18:42:27,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:27,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:27,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:27,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:27,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:27,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:27,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:27,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2021-12-19 18:42:27,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:27,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:27,046 INFO L229 MonitoredProcess]: Starting monitored process 184 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) [2021-12-19 18:42:27,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-12-19 18:42:27,048 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 [2021-12-19 18:42:27,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:27,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:42:27,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:27,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:27,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:27,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:42:27,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:42:27,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:42:27,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2021-12-19 18:42:27,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:27,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:27,070 INFO L229 MonitoredProcess]: Starting monitored process 185 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) [2021-12-19 18:42:27,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-12-19 18:42:27,072 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 [2021-12-19 18:42:27,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:42:27,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:42:27,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:42:27,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:42:27,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:42:27,082 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:42:27,089 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:42:27,118 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2021-12-19 18:42:27,118 INFO L444 ModelExtractionUtils]: 3 out of 25 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-12-19 18:42:27,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:42:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:42:27,124 INFO L229 MonitoredProcess]: Starting monitored process 186 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) [2021-12-19 18:42:27,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-12-19 18:42:27,126 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:42:27,145 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 18:42:27,145 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:42:27,145 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#distance~0#1.base)_4, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#distance~0#1.base)_4 - 4*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2021-12-19 18:42:27,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:27,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2021-12-19 18:42:58,781 INFO L297 tatePredicateManager]: 1973 out of 1976 supporting invariants were superfluous and have been removed [2021-12-19 18:42:58,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:42:58,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 18:42:58,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:42:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:42:59,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-19 18:42:59,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:42:59,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:42:59,103 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-12-19 18:42:59,103 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 107 states and 152 transitions. cyclomatic complexity: 58 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:42:59,145 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 107 states and 152 transitions. cyclomatic complexity: 58. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 111 states and 157 transitions. Complement of second has 5 states. [2021-12-19 18:42:59,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 18:42:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 18:42:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions. [2021-12-19 18:42:59,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 22 letters. Loop has 4 letters. [2021-12-19 18:42:59,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:42:59,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 26 letters. Loop has 4 letters. [2021-12-19 18:42:59,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:42:59,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 22 letters. Loop has 8 letters. [2021-12-19 18:42:59,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:42:59,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 111 states and 157 transitions. [2021-12-19 18:42:59,149 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 18:42:59,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 111 states to 76 states and 100 transitions. [2021-12-19 18:42:59,150 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-19 18:42:59,150 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-19 18:42:59,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 100 transitions. [2021-12-19 18:42:59,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:42:59,150 INFO L681 BuchiCegarLoop]: Abstraction has 76 states and 100 transitions. [2021-12-19 18:42:59,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 100 transitions. [2021-12-19 18:42:59,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 55. [2021-12-19 18:42:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2545454545454546) internal successors, (69), 54 states have internal predecessors, (69), 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) [2021-12-19 18:42:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2021-12-19 18:42:59,152 INFO L704 BuchiCegarLoop]: Abstraction has 55 states and 69 transitions. [2021-12-19 18:42:59,152 INFO L587 BuchiCegarLoop]: Abstraction has 55 states and 69 transitions. [2021-12-19 18:42:59,152 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 18:42:59,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 69 transitions. [2021-12-19 18:42:59,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-19 18:42:59,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:42:59,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:42:59,153 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:42:59,153 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:42:59,153 INFO L791 eck$LassoCheckResult]: Stem: 34057#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 34058#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 34060#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 34062#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 34063#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 34069#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 34091#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 34070#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 34059#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 34055#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 34056#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 34089#L30-4 main_~i~0#1 := 0; 34050#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 34051#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 34068#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 34067#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 34074#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 34097#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 34085#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 34096#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 34103#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 34102#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 34054#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 34064#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 34065#L41-2 [2021-12-19 18:42:59,153 INFO L793 eck$LassoCheckResult]: Loop: 34065#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 34073#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 34075#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 34065#L41-2 [2021-12-19 18:42:59,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:59,154 INFO L85 PathProgramCache]: Analyzing trace with hash -2101753525, now seen corresponding path program 3 times [2021-12-19 18:42:59,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:59,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673239279] [2021-12-19 18:42:59,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:59,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,203 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,251 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:59,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:59,251 INFO L85 PathProgramCache]: Analyzing trace with hash 83192, now seen corresponding path program 9 times [2021-12-19 18:42:59,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:59,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87857796] [2021-12-19 18:42:59,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:59,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,255 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,258 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:42:59,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:42:59,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1305968786, now seen corresponding path program 4 times [2021-12-19 18:42:59,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:42:59,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359154316] [2021-12-19 18:42:59,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:42:59,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:42:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,314 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:42:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:42:59,391 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:43:04,805 WARN L227 SmtUtils]: Spent 5.21s on a formula simplification. DAG size of input: 539 DAG size of output: 423 (called from [L 234] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-12-19 18:43:07,415 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 18:43:07,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 18:43:07,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 18:43:07,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 18:43:07,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 18:43:07,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:07,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 18:43:07,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 18:43:07,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration14_Lasso [2021-12-19 18:43:07,416 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 18:43:07,416 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 18:43:07,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:07,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:28,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 18:43:29,183 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 18:43:29,184 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 18:43:29,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,185 INFO L229 MonitoredProcess]: Starting monitored process 187 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) [2021-12-19 18:43:29,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-12-19 18:43:29,190 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 [2021-12-19 18:43:29,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2021-12-19 18:43:29,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,212 INFO L229 MonitoredProcess]: Starting monitored process 188 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) [2021-12-19 18:43:29,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-12-19 18:43:29,215 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 [2021-12-19 18:43:29,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2021-12-19 18:43:29,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,237 INFO L229 MonitoredProcess]: Starting monitored process 189 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) [2021-12-19 18:43:29,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-12-19 18:43:29,239 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 [2021-12-19 18:43:29,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:43:29,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:43:29,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2021-12-19 18:43:29,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,263 INFO L229 MonitoredProcess]: Starting monitored process 190 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) [2021-12-19 18:43:29,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-12-19 18:43:29,265 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 [2021-12-19 18:43:29,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2021-12-19 18:43:29,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,286 INFO L229 MonitoredProcess]: Starting monitored process 191 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) [2021-12-19 18:43:29,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-12-19 18:43:29,288 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 [2021-12-19 18:43:29,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2021-12-19 18:43:29,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,310 INFO L229 MonitoredProcess]: Starting monitored process 192 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) [2021-12-19 18:43:29,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-12-19 18:43:29,318 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 [2021-12-19 18:43:29,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:43:29,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:43:29,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2021-12-19 18:43:29,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,350 INFO L229 MonitoredProcess]: Starting monitored process 193 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) [2021-12-19 18:43:29,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-12-19 18:43:29,352 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 [2021-12-19 18:43:29,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2021-12-19 18:43:29,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,374 INFO L229 MonitoredProcess]: Starting monitored process 194 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) [2021-12-19 18:43:29,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-12-19 18:43:29,376 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 [2021-12-19 18:43:29,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2021-12-19 18:43:29,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,397 INFO L229 MonitoredProcess]: Starting monitored process 195 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) [2021-12-19 18:43:29,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-12-19 18:43:29,399 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 [2021-12-19 18:43:29,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:43:29,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:43:29,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2021-12-19 18:43:29,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,442 INFO L229 MonitoredProcess]: Starting monitored process 196 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) [2021-12-19 18:43:29,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-12-19 18:43:29,443 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 [2021-12-19 18:43:29,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2021-12-19 18:43:29,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,464 INFO L229 MonitoredProcess]: Starting monitored process 197 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) [2021-12-19 18:43:29,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-12-19 18:43:29,466 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 [2021-12-19 18:43:29,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Forceful destruction successful, exit code 0 [2021-12-19 18:43:29,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,488 INFO L229 MonitoredProcess]: Starting monitored process 198 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) [2021-12-19 18:43:29,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-12-19 18:43:29,490 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 [2021-12-19 18:43:29,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 18:43:29,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 18:43:29,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 18:43:29,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,511 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2021-12-19 18:43:29,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,513 INFO L229 MonitoredProcess]: Starting monitored process 199 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) [2021-12-19 18:43:29,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-12-19 18:43:29,515 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 [2021-12-19 18:43:29,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:43:29,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:43:29,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 18:43:29,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2021-12-19 18:43:29,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,540 INFO L229 MonitoredProcess]: Starting monitored process 200 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) [2021-12-19 18:43:29,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-12-19 18:43:29,542 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 [2021-12-19 18:43:29,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 18:43:29,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 18:43:29,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 18:43:29,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 18:43:29,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 18:43:29,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 18:43:29,573 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 18:43:29,594 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-19 18:43:29,594 INFO L444 ModelExtractionUtils]: 18 out of 52 variables were initially zero. Simplification set additionally 29 variables to zero. [2021-12-19 18:43:29,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 18:43:29,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:43:29,596 INFO L229 MonitoredProcess]: Starting monitored process 201 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) [2021-12-19 18:43:29,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2021-12-19 18:43:29,597 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 18:43:29,603 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-19 18:43:29,604 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 18:43:29,604 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#distance~0#1.base)_5) = -1*ULTIMATE.start_main_~j~0#1 + 2*v_rep(select #length ULTIMATE.start_main_~#distance~0#1.base)_5 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_~#Weight~0#1.base)_5 + 4*v_rep(select #length ULTIMATE.start_main_~#distance~0#1.base)_5 >= 0] [2021-12-19 18:43:29,619 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2021-12-19 18:43:30,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Forceful destruction successful, exit code 0 [2021-12-19 18:44:05,008 INFO L297 tatePredicateManager]: 2040 out of 2042 supporting invariants were superfluous and have been removed [2021-12-19 18:44:05,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:44:05,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-19 18:44:05,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:44:05,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:44:05,136 INFO L354 Elim1Store]: treesize reduction 62, result has 31.1 percent of original size [2021-12-19 18:44:05,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2021-12-19 18:44:05,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 198 [2021-12-19 18:44:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:44:05,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-19 18:44:05,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:44:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:44:05,463 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-19 18:44:05,463 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 19 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2021-12-19 18:44:05,525 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 19. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 122 states and 162 transitions. Complement of second has 8 states. [2021-12-19 18:44:05,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 18:44:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2021-12-19 18:44:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2021-12-19 18:44:05,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 24 letters. Loop has 3 letters. [2021-12-19 18:44:05,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:44:05,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 27 letters. Loop has 3 letters. [2021-12-19 18:44:05,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:44:05,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 24 letters. Loop has 6 letters. [2021-12-19 18:44:05,530 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 18:44:05,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 122 states and 162 transitions. [2021-12-19 18:44:05,531 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-19 18:44:05,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 122 states to 105 states and 141 transitions. [2021-12-19 18:44:05,531 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-19 18:44:05,531 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 18:44:05,531 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 141 transitions. [2021-12-19 18:44:05,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:44:05,532 INFO L681 BuchiCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-12-19 18:44:05,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 141 transitions. [2021-12-19 18:44:05,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 95. [2021-12-19 18:44:05,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.3473684210526315) internal successors, (128), 94 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) [2021-12-19 18:44:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 128 transitions. [2021-12-19 18:44:05,537 INFO L704 BuchiCegarLoop]: Abstraction has 95 states and 128 transitions. [2021-12-19 18:44:05,537 INFO L587 BuchiCegarLoop]: Abstraction has 95 states and 128 transitions. [2021-12-19 18:44:05,537 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-19 18:44:05,538 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 128 transitions. [2021-12-19 18:44:05,538 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-19 18:44:05,538 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:44:05,538 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:44:05,539 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:44:05,539 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:44:05,539 INFO L791 eck$LassoCheckResult]: Stem: 42515#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 42516#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 42518#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 42521#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 42522#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 42531#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 42541#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 42532#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 42517#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 42513#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 42514#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 42533#L30-4 main_~i~0#1 := 0; 42534#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 42562#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 42561#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 42560#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 42559#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 42557#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 42558#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 42601#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 42519#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 42520#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 42540#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 42523#L45 assume !(main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1);havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1; 42524#L41-2 [2021-12-19 18:44:05,539 INFO L793 eck$LassoCheckResult]: Loop: 42524#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 42527#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 42528#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 42524#L41-2 [2021-12-19 18:44:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:05,539 INFO L85 PathProgramCache]: Analyzing trace with hash -326746163, now seen corresponding path program 5 times [2021-12-19 18:44:05,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:05,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241219627] [2021-12-19 18:44:05,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:05,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:05,581 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:44:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:05,635 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:44:05,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:05,637 INFO L85 PathProgramCache]: Analyzing trace with hash 83192, now seen corresponding path program 10 times [2021-12-19 18:44:05,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:05,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136014948] [2021-12-19 18:44:05,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:05,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:05,643 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:44:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:05,647 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:44:05,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:05,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1698995796, now seen corresponding path program 6 times [2021-12-19 18:44:05,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:05,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713107851] [2021-12-19 18:44:05,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:05,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:44:06,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-19 18:44:06,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:44:06,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713107851] [2021-12-19 18:44:06,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713107851] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:44:06,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840225437] [2021-12-19 18:44:06,524 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-12-19 18:44:06,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:44:06,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:44:06,525 INFO L229 MonitoredProcess]: Starting monitored process 202 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:44:06,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (202)] Waiting until timeout for monitored process [2021-12-19 18:44:06,714 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-12-19 18:44:06,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 18:44:06,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 71 conjunts are in the unsatisfiable core [2021-12-19 18:44:06,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:44:06,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-19 18:44:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:44:06,789 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-12-19 18:44:06,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 29 [2021-12-19 18:44:06,905 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:44:06,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 59 [2021-12-19 18:44:07,057 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:44:07,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 59 [2021-12-19 18:44:07,540 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:44:07,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 59 [2021-12-19 18:44:08,673 INFO L354 Elim1Store]: treesize reduction 37, result has 39.3 percent of original size [2021-12-19 18:44:08,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 6 disjoint index pairs (out of 36 index pairs), introduced 11 new quantified variables, introduced 14 case distinctions, treesize of input 121 treesize of output 78 [2021-12-19 18:44:08,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-12-19 18:44:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 18:44:08,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:44:09,218 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse6 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse5 (select .cse6 |c_ULTIMATE.start_main_~#Source~0#1.base|))) (let ((.cse1 (* |c_ULTIMATE.start_main_~j~0#1| 4)) (.cse2 (select .cse6 |c_ULTIMATE.start_main_~#Dest~0#1.base|)) (.cse0 (select .cse6 |c_ULTIMATE.start_main_~#Weight~0#1.base|)) (.cse4 (select .cse5 (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4))) (.cse3 (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|))) (or (< (+ (select .cse0 (+ .cse1 |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4)) (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) (select v_ArrVal_733 (+ (* (select .cse2 (+ .cse1 |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (< .cse3 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 .cse4) 4)) (< |v_ULTIMATE.start_main_~y~0#1_104| (select .cse5 (+ .cse1 |c_ULTIMATE.start_main_~#Source~0#1.offset| 4))) (<= (select v_ArrVal_733 (+ (* (select .cse2 (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|)) (+ (select .cse0 (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4)) (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse4 4))))) (< .cse3 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4))))))) (<= |c_ULTIMATE.start_main_~nodecount~0#1| (+ |c_ULTIMATE.start_main_~i~0#1| 1))) is different from false [2021-12-19 18:44:09,311 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)))))) (<= |c_ULTIMATE.start_main_~nodecount~0#1| (+ |c_ULTIMATE.start_main_~i~0#1| 1))) is different from false [2021-12-19 18:44:09,344 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2))))) (<= |c_ULTIMATE.start_main_~nodecount~0#1| 1)) is different from false [2021-12-19 18:44:09,382 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2))))) (<= |c_ULTIMATE.start_main_~i~0#1| 1)) is different from false [2021-12-19 18:44:09,415 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2))))) (<= |c_ULTIMATE.start_main_~i~0#1| 0)) is different from false [2021-12-19 18:44:09,448 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)))))) (<= |c_ULTIMATE.start_main_~i~0#1| 0)) is different from false [2021-12-19 18:44:09,515 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2))))) (<= (+ |c_ULTIMATE.start_main_~i~0#1| 1) 0)) is different from false [2021-12-19 18:44:09,549 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_733 (Array Int Int)) (|v_ULTIMATE.start_main_~y~0#1_104| Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| v_ArrVal_733))) (let ((.cse1 (select v_ArrVal_733 (+ (* (select (select .cse3 |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ |c_ULTIMATE.start_main_~#Dest~0#1.offset| 4)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|))) (.cse0 (select (select .cse3 |c_ULTIMATE.start_main_~#Weight~0#1.base|) (+ |c_ULTIMATE.start_main_~#Weight~0#1.offset| 4))) (.cse2 (select (select .cse3 |c_ULTIMATE.start_main_~#Source~0#1.base|) (+ |c_ULTIMATE.start_main_~#Source~0#1.offset| 4)))) (or (< (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_104| 4)))) .cse1) (<= .cse1 (+ .cse0 (select v_ArrVal_733 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* .cse2 4))))) (< |v_ULTIMATE.start_main_~y~0#1_104| .cse2) (< (select |c_#length| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_104|) 4)))))) (<= (+ |c_ULTIMATE.start_main_~i~0#1| 1) 0)) is different from false [2021-12-19 18:44:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 13 not checked. [2021-12-19 18:44:09,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840225437] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 18:44:09,606 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 18:44:09,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 17] total 38 [2021-12-19 18:44:09,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934851400] [2021-12-19 18:44:09,607 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 18:44:09,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 18:44:09,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-12-19 18:44:09,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=793, Unknown=8, NotChecked=520, Total=1482 [2021-12-19 18:44:09,788 INFO L87 Difference]: Start difference. First operand 95 states and 128 transitions. cyclomatic complexity: 43 Second operand has 39 states, 38 states have (on average 1.9210526315789473) internal successors, (73), 39 states have internal predecessors, (73), 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) [2021-12-19 18:44:12,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 18:44:12,321 INFO L93 Difference]: Finished difference Result 268 states and 365 transitions. [2021-12-19 18:44:12,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-12-19 18:44:12,322 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 268 states and 365 transitions. [2021-12-19 18:44:12,324 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 15 [2021-12-19 18:44:12,325 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 268 states to 268 states and 365 transitions. [2021-12-19 18:44:12,325 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2021-12-19 18:44:12,326 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-19 18:44:12,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 268 states and 365 transitions. [2021-12-19 18:44:12,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 18:44:12,326 INFO L681 BuchiCegarLoop]: Abstraction has 268 states and 365 transitions. [2021-12-19 18:44:12,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states and 365 transitions. [2021-12-19 18:44:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 122. [2021-12-19 18:44:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.360655737704918) internal successors, (166), 121 states have internal predecessors, (166), 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) [2021-12-19 18:44:12,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 166 transitions. [2021-12-19 18:44:12,329 INFO L704 BuchiCegarLoop]: Abstraction has 122 states and 166 transitions. [2021-12-19 18:44:12,329 INFO L587 BuchiCegarLoop]: Abstraction has 122 states and 166 transitions. [2021-12-19 18:44:12,330 INFO L425 BuchiCegarLoop]: ======== Iteration 16============ [2021-12-19 18:44:12,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 166 transitions. [2021-12-19 18:44:12,330 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-12-19 18:44:12,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 18:44:12,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 18:44:12,331 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 18:44:12,331 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-19 18:44:12,331 INFO L791 eck$LassoCheckResult]: Stem: 43143#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 43144#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 43146#L20 assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 43149#L21 assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 43150#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 43159#L31 assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 43163#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 43160#L30-3 assume !!(main_~i~0#1 < main_~nodecount~0#1); 43145#L31 assume !(main_~i~0#1 == main_~source~0#1);call write~int(~INFINITY~0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 43141#L30-2 main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 43142#L30-3 assume !(main_~i~0#1 < main_~nodecount~0#1); 43161#L30-4 main_~i~0#1 := 0; 43137#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 43138#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 43192#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 43183#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 43181#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 43182#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 43177#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 43178#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 43212#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 43173#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 43171#L41-3 assume !(main_~j~0#1 < main_~edgecount~0#1); 43170#L39-2 main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 43168#L39-3 assume !!(main_~i~0#1 < main_~nodecount~0#1);main_~j~0#1 := 0; 43167#L41-3 [2021-12-19 18:44:12,331 INFO L793 eck$LassoCheckResult]: Loop: 43167#L41-3 assume !!(main_~j~0#1 < main_~edgecount~0#1);call main_#t~mem9#1 := read~int(main_~#Dest~0#1.base, main_~#Dest~0#1.offset + 4 * main_~j~0#1, 4);main_~x~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~#Source~0#1.base, main_~#Source~0#1.offset + 4 * main_~j~0#1, 4);main_~y~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;call main_#t~mem13#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4);call main_#t~mem11#1 := read~int(main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~y~0#1, 4);call main_#t~mem12#1 := read~int(main_~#Weight~0#1.base, main_~#Weight~0#1.offset + 4 * main_~j~0#1, 4); 43164#L45 assume main_#t~mem13#1 > main_#t~mem11#1 + main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;call write~int(-1, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~x~0#1, 4); 43165#L41-2 main_#t~post8#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 43167#L41-3 [2021-12-19 18:44:12,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:12,332 INFO L85 PathProgramCache]: Analyzing trace with hash -679534533, now seen corresponding path program 4 times [2021-12-19 18:44:12,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:12,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941790421] [2021-12-19 18:44:12,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:12,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:12,383 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:44:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:12,414 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:44:12,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:12,415 INFO L85 PathProgramCache]: Analyzing trace with hash 76562, now seen corresponding path program 11 times [2021-12-19 18:44:12,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:12,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697555005] [2021-12-19 18:44:12,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:12,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:12,419 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 18:44:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 18:44:12,422 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 18:44:12,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 18:44:12,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1832359784, now seen corresponding path program 5 times [2021-12-19 18:44:12,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 18:44:12,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633488714] [2021-12-19 18:44:12,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 18:44:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 18:44:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 18:44:14,038 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 18:44:14,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 18:44:14,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633488714] [2021-12-19 18:44:14,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633488714] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 18:44:14,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1441789973] [2021-12-19 18:44:14,039 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-12-19 18:44:14,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 18:44:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 18:44:14,040 INFO L229 MonitoredProcess]: Starting monitored process 203 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 18:44:14,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (203)] Waiting until timeout for monitored process [2021-12-19 18:44:14,177 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-12-19 18:44:14,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 18:44:14,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 60 conjunts are in the unsatisfiable core [2021-12-19 18:44:14,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 18:44:14,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-19 18:44:14,284 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:44:14,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 42 [2021-12-19 18:44:14,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-19 18:44:14,440 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-12-19 18:44:14,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 50 [2021-12-19 18:44:14,716 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-12-19 18:44:14,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 55 [2021-12-19 18:44:14,868 INFO L354 Elim1Store]: treesize reduction 74, result has 22.1 percent of original size [2021-12-19 18:44:14,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 77 [2021-12-19 18:44:15,119 INFO L354 Elim1Store]: treesize reduction 124, result has 25.3 percent of original size [2021-12-19 18:44:15,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 80 treesize of output 109 [2021-12-19 18:44:15,642 INFO L354 Elim1Store]: treesize reduction 49, result has 42.4 percent of original size [2021-12-19 18:44:15,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 97 treesize of output 81 [2021-12-19 18:44:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-19 18:44:15,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 18:45:48,396 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_~x~0#1_113| Int) (|v_ULTIMATE.start_main_~x~0#1_111| Int) (|v_ULTIMATE.start_main_~y~0#1_108| Int)) (let ((.cse1 (store (store (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base|) (+ (* (select (select |c_#memory_int| |c_ULTIMATE.start_main_~#Dest~0#1.base|) (+ (* |c_ULTIMATE.start_main_~j~0#1| 4) |c_ULTIMATE.start_main_~#Dest~0#1.offset|)) 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|) (- 1)) (+ (* |v_ULTIMATE.start_main_~x~0#1_113| 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|) (- 1)) (+ (* |v_ULTIMATE.start_main_~x~0#1_111| 4) |c_ULTIMATE.start_main_~#distance~0#1.offset|) (- 1)))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#distance~0#1.base| .cse1))) (or (< (select (select .cse0 |c_ULTIMATE.start_main_~#Source~0#1.base|) |c_ULTIMATE.start_main_~#Source~0#1.offset|) |v_ULTIMATE.start_main_~y~0#1_108|) (< (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* 4 |v_ULTIMATE.start_main_~y~0#1_108|)) 0) (<= (select .cse1 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* (select (select .cse0 |c_ULTIMATE.start_main_~#Dest~0#1.base|) |c_ULTIMATE.start_main_~#Dest~0#1.offset|) 4))) (+ (select .cse1 (+ |c_ULTIMATE.start_main_~#distance~0#1.offset| (* |v_ULTIMATE.start_main_~y~0#1_108| 4))) (select (select .cse0 |c_ULTIMATE.start_main_~#Weight~0#1.base|) |c_ULTIMATE.start_main_~#Weight~0#1.offset|))))))) is different from false Killed by 15