./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 09:50:56,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 09:50:56,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 09:50:56,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 09:50:56,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 09:50:56,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 09:50:56,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 09:50:56,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 09:50:56,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 09:50:56,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 09:50:56,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 09:50:56,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 09:50:56,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 09:50:56,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 09:50:56,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 09:50:56,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 09:50:56,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 09:50:56,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 09:50:56,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 09:50:56,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 09:50:56,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 09:50:56,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 09:50:56,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 09:50:56,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 09:50:56,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 09:50:56,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 09:50:56,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 09:50:56,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 09:50:56,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 09:50:56,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 09:50:56,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 09:50:56,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 09:50:56,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 09:50:56,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 09:50:56,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 09:50:56,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 09:50:56,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 09:50:56,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 09:50:56,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 09:50:56,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 09:50:56,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 09:50:56,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-28 09:50:56,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 09:50:56,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 09:50:56,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 09:50:56,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 09:50:56,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 09:50:56,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 09:50:56,240 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 09:50:56,240 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-28 09:50:56,240 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-28 09:50:56,241 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-28 09:50:56,241 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-28 09:50:56,241 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-28 09:50:56,242 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-28 09:50:56,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 09:50:56,242 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 09:50:56,242 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 09:50:56,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 09:50:56,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 09:50:56,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 09:50:56,244 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-28 09:50:56,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 09:50:56,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-28 09:50:56,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 09:50:56,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 09:50:56,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 09:50:56,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 09:50:56,245 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-28 09:50:56,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7078db7101404701d1361cc736476696e00d8cbe0085be82e13ec1c6956c8c2 [2021-12-28 09:50:56,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 09:50:56,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 09:50:56,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 09:50:56,519 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 09:50:56,520 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 09:50:56,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-28 09:50:56,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e10c835d0/ade8b5b0ba1643fa9e152bb3d6e28da8/FLAGbf3721359 [2021-12-28 09:50:56,949 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 09:50:56,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-28 09:50:56,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e10c835d0/ade8b5b0ba1643fa9e152bb3d6e28da8/FLAGbf3721359 [2021-12-28 09:50:57,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e10c835d0/ade8b5b0ba1643fa9e152bb3d6e28da8 [2021-12-28 09:50:57,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 09:50:57,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 09:50:57,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 09:50:57,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 09:50:57,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 09:50:57,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6568fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57, skipping insertion in model container [2021-12-28 09:50:57,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 09:50:57,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 09:50:57,673 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/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2021-12-28 09:50:57,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:50:57,682 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 09:50:57,730 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/seq-mthreaded/pals_lcr.6.1.ufo.UNBOUNDED.pals.c[15140,15153] [2021-12-28 09:50:57,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:50:57,749 INFO L208 MainTranslator]: Completed translation [2021-12-28 09:50:57,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57 WrapperNode [2021-12-28 09:50:57,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 09:50:57,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 09:50:57,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 09:50:57,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 09:50:57,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,801 INFO L137 Inliner]: procedures = 26, calls = 17, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 371 [2021-12-28 09:50:57,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 09:50:57,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 09:50:57,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 09:50:57,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 09:50:57,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 09:50:57,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 09:50:57,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 09:50:57,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 09:50:57,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (1/1) ... [2021-12-28 09:50:57,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:50:57,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:50:57,872 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) [2021-12-28 09:50:57,903 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 [2021-12-28 09:50:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 09:50:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 09:50:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 09:50:57,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 09:50:57,985 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 09:50:57,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 09:50:58,310 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 09:50:58,316 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 09:50:58,316 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 09:50:58,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:50:58 BoogieIcfgContainer [2021-12-28 09:50:58,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 09:50:58,318 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-28 09:50:58,319 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-28 09:50:58,320 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-28 09:50:58,321 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:50:58,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:50:57" (1/3) ... [2021-12-28 09:50:58,322 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@418a6340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:50:58, skipping insertion in model container [2021-12-28 09:50:58,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:50:58,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:50:57" (2/3) ... [2021-12-28 09:50:58,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@418a6340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:50:58, skipping insertion in model container [2021-12-28 09:50:58,323 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:50:58,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:50:58" (3/3) ... [2021-12-28 09:50:58,324 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_lcr.6.1.ufo.UNBOUNDED.pals.c [2021-12-28 09:50:58,349 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-28 09:50:58,349 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-28 09:50:58,349 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-28 09:50:58,349 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-28 09:50:58,350 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-28 09:50:58,350 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-28 09:50:58,350 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-28 09:50:58,350 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-28 09:50:58,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2021-12-28 09:50:58,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-12-28 09:50:58,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:50:58,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:50:58,395 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,395 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,395 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-28 09:50:58,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 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) [2021-12-28 09:50:58,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2021-12-28 09:50:58,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:50:58,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:50:58,402 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,404 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,409 INFO L791 eck$LassoCheckResult]: Stem: 101#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 31#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 58#L233true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 59#L233-1true init_#res#1 := init_~tmp~0#1; 12#L394true main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 33#L22true assume !(0 == assume_abort_if_not_~cond#1); 85#L21true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32#L472-2true [2021-12-28 09:50:58,417 INFO L793 eck$LassoCheckResult]: Loop: 32#L472-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17#L78true assume !(0 != ~mode1~0 % 256); 68#L97true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 105#L97-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 35#L78-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 96#L109true assume !(0 != ~mode2~0 % 256); 39#L122true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 93#L122-2true ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 107#L109-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 102#L134true assume !(0 != ~mode3~0 % 256); 100#L147true assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 80#L147-2true ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 56#L134-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 69#L159true assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 27#L162true assume !(node4_~m4~0#1 != ~nomsg~0); 38#L162-1true ~mode4~0 := 0; 83#L159-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 77#L184true assume !(0 != ~mode5~0 % 256); 70#L197true assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 90#L197-2true ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 74#L184-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 95#L209true assume !(0 != ~mode6~0 % 256); 78#L222true assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 10#L222-2true ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 89#L209-2true assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 81#L402true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 6#L402-1true check_#res#1 := check_~tmp~1#1; 13#L422true main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 72#L504true assume !(0 == assert_~arg#1 % 256); 36#L499true assume { :end_inline_assert } true; 32#L472-2true [2021-12-28 09:50:58,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:58,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2030119858, now seen corresponding path program 1 times [2021-12-28 09:50:58,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:58,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742837319] [2021-12-28 09:50:58,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:58,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:50:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:50:58,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:50:58,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742837319] [2021-12-28 09:50:58,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742837319] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:50:58,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:50:58,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 09:50:58,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877935686] [2021-12-28 09:50:58,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:50:58,589 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-28 09:50:58,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:58,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1726820908, now seen corresponding path program 1 times [2021-12-28 09:50:58,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:58,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491741724] [2021-12-28 09:50:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:58,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:50:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:50:58,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:50:58,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491741724] [2021-12-28 09:50:58,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491741724] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:50:58,771 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:50:58,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 09:50:58,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621839208] [2021-12-28 09:50:58,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:50:58,772 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:50:58,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:50:58,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 09:50:58,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 09:50:58,798 INFO L87 Difference]: Start difference. First operand has 111 states, 110 states have (on average 1.7272727272727273) internal successors, (190), 110 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 09:50:58,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:50:58,890 INFO L93 Difference]: Finished difference Result 110 states and 185 transitions. [2021-12-28 09:50:58,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 09:50:58,894 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 185 transitions. [2021-12-28 09:50:58,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-28 09:50:58,900 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 106 states and 142 transitions. [2021-12-28 09:50:58,901 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2021-12-28 09:50:58,901 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2021-12-28 09:50:58,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 142 transitions. [2021-12-28 09:50:58,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:50:58,903 INFO L681 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-28 09:50:58,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 142 transitions. [2021-12-28 09:50:58,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-12-28 09:50:58,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3396226415094339) internal successors, (142), 105 states have internal predecessors, (142), 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) [2021-12-28 09:50:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 142 transitions. [2021-12-28 09:50:58,923 INFO L704 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-28 09:50:58,923 INFO L587 BuchiCegarLoop]: Abstraction has 106 states and 142 transitions. [2021-12-28 09:50:58,923 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-28 09:50:58,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 142 transitions. [2021-12-28 09:50:58,924 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-28 09:50:58,924 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:50:58,925 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:50:58,926 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,926 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:58,926 INFO L791 eck$LassoCheckResult]: Stem: 343#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 286#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 287#L233 assume 0 == ~r1~0 % 256; 319#L234 assume ~id1~0 >= 0; 323#L235 assume 0 == ~st1~0; 310#L236 assume ~send1~0 == ~id1~0; 311#L237 assume 0 == ~mode1~0 % 256; 271#L238 assume ~id2~0 >= 0; 272#L239 assume 0 == ~st2~0; 269#L240 assume ~send2~0 == ~id2~0; 270#L241 assume 0 == ~mode2~0 % 256; 274#L242 assume ~id3~0 >= 0; 331#L243 assume 0 == ~st3~0; 246#L244 assume ~send3~0 == ~id3~0; 247#L245 assume 0 == ~mode3~0 % 256; 273#L246 assume ~id4~0 >= 0; 318#L247 assume 0 == ~st4~0; 341#L248 assume ~send4~0 == ~id4~0; 242#L249 assume 0 == ~mode4~0 % 256; 243#L250 assume ~id5~0 >= 0; 334#L251 assume 0 == ~st5~0; 299#L252 assume ~send5~0 == ~id5~0; 300#L253 assume 0 == ~mode5~0 % 256; 307#L254 assume ~id6~0 >= 0; 262#L255 assume 0 == ~st6~0; 263#L256 assume ~send6~0 == ~id6~0; 301#L257 assume 0 == ~mode6~0 % 256; 277#L258 assume ~id1~0 != ~id2~0; 278#L259 assume ~id1~0 != ~id3~0; 320#L260 assume ~id1~0 != ~id4~0; 321#L261 assume ~id1~0 != ~id5~0; 308#L262 assume ~id1~0 != ~id6~0; 309#L263 assume ~id2~0 != ~id3~0; 312#L264 assume ~id2~0 != ~id4~0; 313#L265 assume ~id2~0 != ~id5~0; 250#L266 assume ~id2~0 != ~id6~0; 251#L267 assume ~id3~0 != ~id4~0; 264#L268 assume ~id3~0 != ~id5~0; 265#L269 assume ~id3~0 != ~id6~0; 248#L270 assume ~id4~0 != ~id5~0; 249#L271 assume ~id4~0 != ~id6~0; 279#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 290#L233-1 init_#res#1 := init_~tmp~0#1; 256#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 257#L22 assume !(0 == assume_abort_if_not_~cond#1); 289#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 288#L472-2 [2021-12-28 09:50:58,926 INFO L793 eck$LassoCheckResult]: Loop: 288#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 266#L78 assume !(0 != ~mode1~0 % 256); 267#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 327#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 291#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 292#L109 assume !(0 != ~mode2~0 % 256); 297#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 298#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 322#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 344#L134 assume !(0 != ~mode3~0 % 256); 342#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 338#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 316#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 317#L159 assume !(0 != ~mode4~0 % 256); 328#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 305#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 296#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 335#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 336#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 260#L187-1 ~mode5~0 := 0; 332#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 333#L209 assume !(0 != ~mode6~0 % 256); 337#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 252#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 253#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 339#L402 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 244#L402-1 check_#res#1 := check_~tmp~1#1; 245#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 258#L504 assume !(0 == assert_~arg#1 % 256); 293#L499 assume { :end_inline_assert } true; 288#L472-2 [2021-12-28 09:50:58,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:58,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 1 times [2021-12-28 09:50:58,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:58,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215114695] [2021-12-28 09:50:58,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:58,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:58,946 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:50:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:58,981 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:50:58,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:58,982 INFO L85 PathProgramCache]: Analyzing trace with hash 636068564, now seen corresponding path program 1 times [2021-12-28 09:50:58,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:58,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624077418] [2021-12-28 09:50:58,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:58,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:50:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:50:59,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:50:59,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624077418] [2021-12-28 09:50:59,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624077418] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:50:59,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:50:59,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 09:50:59,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796598094] [2021-12-28 09:50:59,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:50:59,055 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:50:59,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:50:59,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 09:50:59,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 09:50:59,056 INFO L87 Difference]: Start difference. First operand 106 states and 142 transitions. cyclomatic complexity: 37 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 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) [2021-12-28 09:50:59,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:50:59,084 INFO L93 Difference]: Finished difference Result 109 states and 144 transitions. [2021-12-28 09:50:59,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 09:50:59,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 144 transitions. [2021-12-28 09:50:59,086 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-28 09:50:59,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 106 states and 139 transitions. [2021-12-28 09:50:59,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 106 [2021-12-28 09:50:59,087 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 106 [2021-12-28 09:50:59,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 106 states and 139 transitions. [2021-12-28 09:50:59,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:50:59,088 INFO L681 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-28 09:50:59,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states and 139 transitions. [2021-12-28 09:50:59,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2021-12-28 09:50:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 105 states have internal predecessors, (139), 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) [2021-12-28 09:50:59,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 139 transitions. [2021-12-28 09:50:59,092 INFO L704 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-28 09:50:59,092 INFO L587 BuchiCegarLoop]: Abstraction has 106 states and 139 transitions. [2021-12-28 09:50:59,092 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-28 09:50:59,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 139 transitions. [2021-12-28 09:50:59,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-12-28 09:50:59,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:50:59,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:50:59,094 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:59,094 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:59,094 INFO L791 eck$LassoCheckResult]: Stem: 570#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 513#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 514#L233 assume 0 == ~r1~0 % 256; 546#L234 assume ~id1~0 >= 0; 550#L235 assume 0 == ~st1~0; 537#L236 assume ~send1~0 == ~id1~0; 538#L237 assume 0 == ~mode1~0 % 256; 498#L238 assume ~id2~0 >= 0; 499#L239 assume 0 == ~st2~0; 496#L240 assume ~send2~0 == ~id2~0; 497#L241 assume 0 == ~mode2~0 % 256; 501#L242 assume ~id3~0 >= 0; 558#L243 assume 0 == ~st3~0; 473#L244 assume ~send3~0 == ~id3~0; 474#L245 assume 0 == ~mode3~0 % 256; 500#L246 assume ~id4~0 >= 0; 545#L247 assume 0 == ~st4~0; 568#L248 assume ~send4~0 == ~id4~0; 469#L249 assume 0 == ~mode4~0 % 256; 470#L250 assume ~id5~0 >= 0; 561#L251 assume 0 == ~st5~0; 526#L252 assume ~send5~0 == ~id5~0; 527#L253 assume 0 == ~mode5~0 % 256; 534#L254 assume ~id6~0 >= 0; 489#L255 assume 0 == ~st6~0; 490#L256 assume ~send6~0 == ~id6~0; 528#L257 assume 0 == ~mode6~0 % 256; 504#L258 assume ~id1~0 != ~id2~0; 505#L259 assume ~id1~0 != ~id3~0; 547#L260 assume ~id1~0 != ~id4~0; 548#L261 assume ~id1~0 != ~id5~0; 535#L262 assume ~id1~0 != ~id6~0; 536#L263 assume ~id2~0 != ~id3~0; 539#L264 assume ~id2~0 != ~id4~0; 540#L265 assume ~id2~0 != ~id5~0; 477#L266 assume ~id2~0 != ~id6~0; 478#L267 assume ~id3~0 != ~id4~0; 491#L268 assume ~id3~0 != ~id5~0; 492#L269 assume ~id3~0 != ~id6~0; 475#L270 assume ~id4~0 != ~id5~0; 476#L271 assume ~id4~0 != ~id6~0; 506#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 517#L233-1 init_#res#1 := init_~tmp~0#1; 483#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 484#L22 assume !(0 == assume_abort_if_not_~cond#1); 516#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 515#L472-2 [2021-12-28 09:50:59,094 INFO L793 eck$LassoCheckResult]: Loop: 515#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 493#L78 assume !(0 != ~mode1~0 % 256); 494#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 554#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 518#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 519#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 529#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 503#L112-1 ~mode2~0 := 0; 549#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 571#L134 assume !(0 != ~mode3~0 % 256); 569#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 565#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 543#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 544#L159 assume !(0 != ~mode4~0 % 256); 555#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 532#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 523#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 562#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 563#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 487#L187-1 ~mode5~0 := 0; 559#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 560#L209 assume !(0 != ~mode6~0 % 256); 564#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 479#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 480#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 566#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 533#L403 assume ~r1~0 % 256 >= 6; 481#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 471#L402-1 check_#res#1 := check_~tmp~1#1; 472#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 485#L504 assume !(0 == assert_~arg#1 % 256); 520#L499 assume { :end_inline_assert } true; 515#L472-2 [2021-12-28 09:50:59,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:59,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 2 times [2021-12-28 09:50:59,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:59,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279930765] [2021-12-28 09:50:59,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:59,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,108 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:50:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,125 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:50:59,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:59,125 INFO L85 PathProgramCache]: Analyzing trace with hash -793816562, now seen corresponding path program 1 times [2021-12-28 09:50:59,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:59,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497104466] [2021-12-28 09:50:59,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:59,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:50:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:50:59,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:50:59,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497104466] [2021-12-28 09:50:59,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497104466] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:50:59,146 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:50:59,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:50:59,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413307308] [2021-12-28 09:50:59,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:50:59,147 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:50:59,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:50:59,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:50:59,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:50:59,148 INFO L87 Difference]: Start difference. First operand 106 states and 139 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-12-28 09:50:59,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:50:59,166 INFO L93 Difference]: Finished difference Result 160 states and 221 transitions. [2021-12-28 09:50:59,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:50:59,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160 states and 221 transitions. [2021-12-28 09:50:59,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-12-28 09:50:59,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160 states to 160 states and 221 transitions. [2021-12-28 09:50:59,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 160 [2021-12-28 09:50:59,169 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160 [2021-12-28 09:50:59,169 INFO L73 IsDeterministic]: Start isDeterministic. Operand 160 states and 221 transitions. [2021-12-28 09:50:59,170 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:50:59,170 INFO L681 BuchiCegarLoop]: Abstraction has 160 states and 221 transitions. [2021-12-28 09:50:59,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states and 221 transitions. [2021-12-28 09:50:59,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2021-12-28 09:50:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 158 states have (on average 1.379746835443038) internal successors, (218), 157 states have internal predecessors, (218), 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) [2021-12-28 09:50:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 218 transitions. [2021-12-28 09:50:59,174 INFO L704 BuchiCegarLoop]: Abstraction has 158 states and 218 transitions. [2021-12-28 09:50:59,175 INFO L587 BuchiCegarLoop]: Abstraction has 158 states and 218 transitions. [2021-12-28 09:50:59,175 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-28 09:50:59,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 158 states and 218 transitions. [2021-12-28 09:50:59,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-12-28 09:50:59,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:50:59,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:50:59,176 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:59,177 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:50:59,177 INFO L791 eck$LassoCheckResult]: Stem: 845#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 786#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 787#L233 assume 0 == ~r1~0 % 256; 820#L234 assume ~id1~0 >= 0; 824#L235 assume 0 == ~st1~0; 811#L236 assume ~send1~0 == ~id1~0; 812#L237 assume 0 == ~mode1~0 % 256; 770#L238 assume ~id2~0 >= 0; 771#L239 assume 0 == ~st2~0; 768#L240 assume ~send2~0 == ~id2~0; 769#L241 assume 0 == ~mode2~0 % 256; 773#L242 assume ~id3~0 >= 0; 832#L243 assume 0 == ~st3~0; 745#L244 assume ~send3~0 == ~id3~0; 746#L245 assume 0 == ~mode3~0 % 256; 772#L246 assume ~id4~0 >= 0; 819#L247 assume 0 == ~st4~0; 843#L248 assume ~send4~0 == ~id4~0; 741#L249 assume 0 == ~mode4~0 % 256; 742#L250 assume ~id5~0 >= 0; 835#L251 assume 0 == ~st5~0; 799#L252 assume ~send5~0 == ~id5~0; 800#L253 assume 0 == ~mode5~0 % 256; 807#L254 assume ~id6~0 >= 0; 761#L255 assume 0 == ~st6~0; 762#L256 assume ~send6~0 == ~id6~0; 801#L257 assume 0 == ~mode6~0 % 256; 776#L258 assume ~id1~0 != ~id2~0; 777#L259 assume ~id1~0 != ~id3~0; 821#L260 assume ~id1~0 != ~id4~0; 822#L261 assume ~id1~0 != ~id5~0; 809#L262 assume ~id1~0 != ~id6~0; 810#L263 assume ~id2~0 != ~id3~0; 813#L264 assume ~id2~0 != ~id4~0; 814#L265 assume ~id2~0 != ~id5~0; 749#L266 assume ~id2~0 != ~id6~0; 750#L267 assume ~id3~0 != ~id4~0; 763#L268 assume ~id3~0 != ~id5~0; 764#L269 assume ~id3~0 != ~id6~0; 747#L270 assume ~id4~0 != ~id5~0; 748#L271 assume ~id4~0 != ~id6~0; 778#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 790#L233-1 init_#res#1 := init_~tmp~0#1; 755#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 756#L22 assume !(0 == assume_abort_if_not_~cond#1); 789#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 788#L472-2 [2021-12-28 09:50:59,177 INFO L793 eck$LassoCheckResult]: Loop: 788#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 765#L78 assume !(0 != ~mode1~0 % 256); 766#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 828#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 791#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 792#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 802#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 775#L112-1 ~mode2~0 := 0; 823#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 846#L134 assume !(0 != ~mode3~0 % 256); 844#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 839#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 817#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 818#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 779#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 780#L162-1 ~mode4~0 := 0; 796#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 841#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 861#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 858#L187-1 ~mode5~0 := 0; 857#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 856#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 853#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 850#L212-1 ~mode6~0 := 0; 849#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 848#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 847#L403 assume !(~r1~0 % 256 >= 6); 784#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 785#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 743#L402-1 check_#res#1 := check_~tmp~1#1; 744#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 757#L504 assume !(0 == assert_~arg#1 % 256); 793#L499 assume { :end_inline_assert } true; 788#L472-2 [2021-12-28 09:50:59,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:59,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 3 times [2021-12-28 09:50:59,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:59,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254788832] [2021-12-28 09:50:59,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:59,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,189 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:50:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,218 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:50:59,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:59,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1019577779, now seen corresponding path program 1 times [2021-12-28 09:50:59,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:59,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521317903] [2021-12-28 09:50:59,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:59,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,255 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:50:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:50:59,279 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:50:59,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:50:59,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1684211563, now seen corresponding path program 1 times [2021-12-28 09:50:59,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:50:59,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833446374] [2021-12-28 09:50:59,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:50:59,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:50:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:50:59,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:50:59,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:50:59,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833446374] [2021-12-28 09:50:59,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833446374] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:50:59,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:50:59,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:50:59,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609366662] [2021-12-28 09:50:59,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:00,232 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:51:00,233 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:51:00,233 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:51:00,233 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:51:00,233 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-28 09:51:00,233 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:00,234 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:51:00,234 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:51:00,234 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-28 09:51:00,234 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:51:00,234 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:51:00,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:00,994 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-28 09:51:04,767 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-28 09:51:04,768 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-28 09:51:04,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:04,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:04,771 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) [2021-12-28 09:51:04,772 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 [2021-12-28 09:51:04,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-28 09:51:04,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-28 09:51:04,835 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 [2021-12-28 09:51:04,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:04,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:04,836 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) [2021-12-28 09:51:04,838 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 [2021-12-28 09:51:04,838 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-28 09:51:04,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-28 09:51:04,938 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-28 09:51:04,945 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 [2021-12-28 09:51:04,946 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:51:04,946 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:51:04,946 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:51:04,946 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:51:04,946 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-28 09:51:04,946 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:04,946 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:51:04,946 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:51:04,946 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-28 09:51:04,946 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:51:04,946 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:51:04,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:05,671 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2021-12-28 09:51:10,184 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-28 09:51:10,187 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-28 09:51:10,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,203 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) [2021-12-28 09:51:10,204 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 [2021-12-28 09:51:10,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,213 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:10,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,320 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-28 09:51:10,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,469 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 [2021-12-28 09:51:10,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,476 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) [2021-12-28 09:51:10,476 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 [2021-12-28 09:51:10,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,545 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 [2021-12-28 09:51:10,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,560 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) [2021-12-28 09:51:10,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,618 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 [2021-12-28 09:51:10,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,655 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 [2021-12-28 09:51:10,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,657 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) [2021-12-28 09:51:10,658 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 [2021-12-28 09:51:10,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,697 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 [2021-12-28 09:51:10,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,712 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) [2021-12-28 09:51:10,726 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 [2021-12-28 09:51:10,726 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 [2021-12-28 09:51:10,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,763 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 [2021-12-28 09:51:10,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,764 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) [2021-12-28 09:51:10,765 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 [2021-12-28 09:51:10,766 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 [2021-12-28 09:51:10,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,806 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 [2021-12-28 09:51:10,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,811 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) [2021-12-28 09:51:10,812 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 [2021-12-28 09:51:10,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:10,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,850 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) [2021-12-28 09:51:10,857 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 [2021-12-28 09:51:10,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-28 09:51:10,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,883 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) [2021-12-28 09:51:10,884 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 [2021-12-28 09:51:10,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-28 09:51:10,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,924 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) [2021-12-28 09:51:10,925 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 [2021-12-28 09:51:10,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:10,965 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 [2021-12-28 09:51:10,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:10,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:10,967 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) [2021-12-28 09:51:10,967 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 [2021-12-28 09:51:10,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:10,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:10,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:10,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:10,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:10,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:10,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:10,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:10,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,005 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 [2021-12-28 09:51:11,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,007 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) [2021-12-28 09:51:11,008 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 [2021-12-28 09:51:11,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,043 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 [2021-12-28 09:51:11,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,045 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) [2021-12-28 09:51:11,048 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 [2021-12-28 09:51:11,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,078 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) [2021-12-28 09:51:11,079 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 [2021-12-28 09:51:11,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,116 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 [2021-12-28 09:51:11,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,117 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) [2021-12-28 09:51:11,119 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 [2021-12-28 09:51:11,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,162 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 [2021-12-28 09:51:11,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,164 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) [2021-12-28 09:51:11,164 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 [2021-12-28 09:51:11,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-28 09:51:11,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,191 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) [2021-12-28 09:51:11,194 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 [2021-12-28 09:51:11,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,220 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 [2021-12-28 09:51:11,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,222 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) [2021-12-28 09:51:11,223 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 [2021-12-28 09:51:11,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:51:11,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:51:11,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-28 09:51:11,248 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-28 09:51:11,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,263 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) [2021-12-28 09:51:11,276 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 [2021-12-28 09:51:11,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,285 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:11,285 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,475 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-28 09:51:11,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,662 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) [2021-12-28 09:51:11,663 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 [2021-12-28 09:51:11,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,673 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,719 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) [2021-12-28 09:51:11,768 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 [2021-12-28 09:51:11,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,810 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) [2021-12-28 09:51:11,811 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 [2021-12-28 09:51:11,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,818 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,818 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,852 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) [2021-12-28 09:51:11,852 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 [2021-12-28 09:51:11,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,892 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) [2021-12-28 09:51:11,893 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 [2021-12-28 09:51:11,895 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 [2021-12-28 09:51:11,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,901 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,902 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:11,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,919 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) [2021-12-28 09:51:11,919 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 [2021-12-28 09:51:11,921 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 [2021-12-28 09:51:11,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,927 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,945 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 [2021-12-28 09:51:11,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,946 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) [2021-12-28 09:51:11,951 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 [2021-12-28 09:51:11,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,961 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,963 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:11,982 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 [2021-12-28 09:51:11,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:11,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:11,983 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) [2021-12-28 09:51:11,984 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 [2021-12-28 09:51:11,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:11,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:11,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:11,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:11,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:11,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:11,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:11,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:11,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-28 09:51:12,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,010 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) [2021-12-28 09:51:12,011 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 [2021-12-28 09:51:12,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,017 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,018 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,055 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 [2021-12-28 09:51:12,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,056 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) [2021-12-28 09:51:12,057 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 [2021-12-28 09:51:12,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,065 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,101 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 [2021-12-28 09:51:12,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,102 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) [2021-12-28 09:51:12,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,110 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 [2021-12-28 09:51:12,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,110 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,112 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-28 09:51:12,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,149 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) [2021-12-28 09:51:12,150 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 [2021-12-28 09:51:12,151 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 [2021-12-28 09:51:12,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,157 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,157 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:12,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,174 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) [2021-12-28 09:51:12,175 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 [2021-12-28 09:51:12,176 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 [2021-12-28 09:51:12,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,182 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,200 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 [2021-12-28 09:51:12,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,201 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) [2021-12-28 09:51:12,202 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 [2021-12-28 09:51:12,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,209 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,210 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-28 09:51:12,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,228 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) [2021-12-28 09:51:12,229 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 [2021-12-28 09:51:12,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,236 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,237 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-28 09:51:12,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,270 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) [2021-12-28 09:51:12,270 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 [2021-12-28 09:51:12,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,278 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,280 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-28 09:51:12,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,298 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) [2021-12-28 09:51:12,299 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 [2021-12-28 09:51:12,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:12,312 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:12,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,329 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 [2021-12-28 09:51:12,329 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-28 09:51:12,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,330 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) [2021-12-28 09:51:12,331 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 [2021-12-28 09:51:12,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,353 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:12,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,518 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-28 09:51:12,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,746 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 [2021-12-28 09:51:12,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,747 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) [2021-12-28 09:51:12,748 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 [2021-12-28 09:51:12,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,792 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 [2021-12-28 09:51:12,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,793 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) [2021-12-28 09:51:12,806 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 [2021-12-28 09:51:12,806 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 [2021-12-28 09:51:12,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,812 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,813 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,843 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 [2021-12-28 09:51:12,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,844 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) [2021-12-28 09:51:12,845 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 [2021-12-28 09:51:12,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,883 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 [2021-12-28 09:51:12,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,884 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) [2021-12-28 09:51:12,888 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 [2021-12-28 09:51:12,888 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 [2021-12-28 09:51:12,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,911 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 [2021-12-28 09:51:12,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,913 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) [2021-12-28 09:51:12,919 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 [2021-12-28 09:51:12,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-28 09:51:12,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,943 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) [2021-12-28 09:51:12,943 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 [2021-12-28 09:51:12,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:12,969 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 [2021-12-28 09:51:12,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:12,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:12,970 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) [2021-12-28 09:51:12,971 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 [2021-12-28 09:51:12,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:12,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:12,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:12,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:12,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:12,979 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:12,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:12,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:12,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,010 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 [2021-12-28 09:51:13,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,012 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) [2021-12-28 09:51:13,012 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 [2021-12-28 09:51:13,014 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 [2021-12-28 09:51:13,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,021 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,045 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) [2021-12-28 09:51:13,046 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 [2021-12-28 09:51:13,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,073 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) [2021-12-28 09:51:13,073 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 [2021-12-28 09:51:13,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,081 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,108 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 [2021-12-28 09:51:13,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,109 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) [2021-12-28 09:51:13,110 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 [2021-12-28 09:51:13,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,117 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,118 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,147 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) [2021-12-28 09:51:13,147 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 [2021-12-28 09:51:13,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,155 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,173 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) [2021-12-28 09:51:13,174 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 [2021-12-28 09:51:13,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-28 09:51:13,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,198 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) [2021-12-28 09:51:13,200 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 [2021-12-28 09:51:13,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,224 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,241 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-28 09:51:13,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,242 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) [2021-12-28 09:51:13,242 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 [2021-12-28 09:51:13,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,253 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,283 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 [2021-12-28 09:51:13,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,284 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) [2021-12-28 09:51:13,285 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 [2021-12-28 09:51:13,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,296 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,314 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 [2021-12-28 09:51:13,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,314 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) [2021-12-28 09:51:13,315 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 [2021-12-28 09:51:13,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:13,331 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:13,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-28 09:51:13,349 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-28 09:51:13,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,349 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) [2021-12-28 09:51:13,350 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 [2021-12-28 09:51:13,351 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 [2021-12-28 09:51:13,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,365 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:13,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:13,578 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-28 09:51:13,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,887 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) [2021-12-28 09:51:13,887 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 [2021-12-28 09:51:13,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:13,909 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:13,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,927 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) [2021-12-28 09:51:13,929 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 [2021-12-28 09:51:13,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:13,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:13,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:13,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,970 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) [2021-12-28 09:51:13,971 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 [2021-12-28 09:51:13,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:13,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:13,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:13,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:13,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:13,978 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:13,979 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:13,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:13,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:13,995 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 [2021-12-28 09:51:13,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:13,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:13,996 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) [2021-12-28 09:51:13,996 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 [2021-12-28 09:51:13,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,004 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,006 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:14,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,024 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) [2021-12-28 09:51:14,025 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 [2021-12-28 09:51:14,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,033 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,049 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 [2021-12-28 09:51:14,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,050 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) [2021-12-28 09:51:14,051 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 [2021-12-28 09:51:14,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,060 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:14,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,077 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) [2021-12-28 09:51:14,078 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 [2021-12-28 09:51:14,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,086 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,131 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 [2021-12-28 09:51:14,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,132 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) [2021-12-28 09:51:14,133 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 [2021-12-28 09:51:14,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,141 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,157 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 [2021-12-28 09:51:14,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,158 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) [2021-12-28 09:51:14,159 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 [2021-12-28 09:51:14,160 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 [2021-12-28 09:51:14,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,166 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:14,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,187 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) [2021-12-28 09:51:14,189 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 [2021-12-28 09:51:14,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,196 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-28 09:51:14,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,224 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) [2021-12-28 09:51:14,225 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 [2021-12-28 09:51:14,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,231 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,233 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-28 09:51:14,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,251 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) [2021-12-28 09:51:14,251 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 [2021-12-28 09:51:14,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,260 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,261 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,276 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 [2021-12-28 09:51:14,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,277 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) [2021-12-28 09:51:14,278 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 [2021-12-28 09:51:14,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,285 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,301 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 [2021-12-28 09:51:14,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,302 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) [2021-12-28 09:51:14,303 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 [2021-12-28 09:51:14,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:14,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,351 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) [2021-12-28 09:51:14,352 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 [2021-12-28 09:51:14,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,362 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,379 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 [2021-12-28 09:51:14,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,380 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) [2021-12-28 09:51:14,381 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 [2021-12-28 09:51:14,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,389 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,391 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:14,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,409 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) [2021-12-28 09:51:14,410 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 [2021-12-28 09:51:14,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:51:14,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:14,418 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:14,419 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:14,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:14,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:14,435 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 [2021-12-28 09:51:14,436 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-28 09:51:14,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:14,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:14,437 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) [2021-12-28 09:51:14,439 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 [2021-12-28 09:51:14,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:14,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:14,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:14,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:14,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:14,448 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:14,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:14,594 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-28 09:51:14,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,130 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 [2021-12-28 09:51:15,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,131 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) [2021-12-28 09:51:15,131 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 [2021-12-28 09:51:15,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,159 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) [2021-12-28 09:51:15,159 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 [2021-12-28 09:51:15,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,167 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,191 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,223 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 [2021-12-28 09:51:15,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,224 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) [2021-12-28 09:51:15,226 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 [2021-12-28 09:51:15,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,233 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,233 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,233 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,275 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) [2021-12-28 09:51:15,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,297 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,298 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,301 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 [2021-12-28 09:51:15,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,324 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 [2021-12-28 09:51:15,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,326 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) [2021-12-28 09:51:15,326 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 [2021-12-28 09:51:15,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,334 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,334 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,350 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 [2021-12-28 09:51:15,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,351 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) [2021-12-28 09:51:15,352 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 [2021-12-28 09:51:15,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,358 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,359 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,359 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,376 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) [2021-12-28 09:51:15,376 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 [2021-12-28 09:51:15,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,383 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,383 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,384 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,401 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 [2021-12-28 09:51:15,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,402 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) [2021-12-28 09:51:15,403 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 [2021-12-28 09:51:15,404 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 [2021-12-28 09:51:15,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,411 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,411 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,412 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,437 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) [2021-12-28 09:51:15,437 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 [2021-12-28 09:51:15,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,445 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,446 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,464 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) [2021-12-28 09:51:15,466 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 [2021-12-28 09:51:15,466 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 [2021-12-28 09:51:15,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,474 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,474 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,490 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 [2021-12-28 09:51:15,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,491 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) [2021-12-28 09:51:15,492 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 [2021-12-28 09:51:15,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,500 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,500 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,501 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,519 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 [2021-12-28 09:51:15,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,520 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) [2021-12-28 09:51:15,521 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 [2021-12-28 09:51:15,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,528 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,529 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,546 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 [2021-12-28 09:51:15,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,548 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) [2021-12-28 09:51:15,548 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 [2021-12-28 09:51:15,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,555 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,556 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,572 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-28 09:51:15,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,574 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) [2021-12-28 09:51:15,574 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 [2021-12-28 09:51:15,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,583 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,583 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,584 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,602 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 [2021-12-28 09:51:15,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,603 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) [2021-12-28 09:51:15,604 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 [2021-12-28 09:51:15,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,611 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,611 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,612 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:15,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,631 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) [2021-12-28 09:51:15,632 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 [2021-12-28 09:51:15,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,640 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,659 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 [2021-12-28 09:51:15,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,660 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) [2021-12-28 09:51:15,661 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 [2021-12-28 09:51:15,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:15,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:15,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:15,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-28 09:51:15,669 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-28 09:51:15,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:15,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:15,686 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 [2021-12-28 09:51:15,686 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-28 09:51:15,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:15,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:15,689 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) [2021-12-28 09:51:15,690 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 [2021-12-28 09:51:15,691 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 [2021-12-28 09:51:15,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:15,700 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:15,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:15,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:15,700 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:15,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:15,889 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-28 09:51:15,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,290 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 [2021-12-28 09:51:17,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,291 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) [2021-12-28 09:51:17,292 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 [2021-12-28 09:51:17,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,300 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,301 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-28 09:51:17,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,324 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) [2021-12-28 09:51:17,325 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 [2021-12-28 09:51:17,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,332 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,332 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,333 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,352 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 [2021-12-28 09:51:17,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,353 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) [2021-12-28 09:51:17,355 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 [2021-12-28 09:51:17,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,362 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,363 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,381 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 [2021-12-28 09:51:17,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,382 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) [2021-12-28 09:51:17,383 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 [2021-12-28 09:51:17,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,392 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,394 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,412 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 [2021-12-28 09:51:17,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,413 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) [2021-12-28 09:51:17,414 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 [2021-12-28 09:51:17,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,421 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,422 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,452 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 [2021-12-28 09:51:17,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,453 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) [2021-12-28 09:51:17,454 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 [2021-12-28 09:51:17,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,461 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,522 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 [2021-12-28 09:51:17,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,523 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) [2021-12-28 09:51:17,524 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 [2021-12-28 09:51:17,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,531 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,532 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,564 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 [2021-12-28 09:51:17,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,566 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) [2021-12-28 09:51:17,567 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 [2021-12-28 09:51:17,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,574 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,575 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,592 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 [2021-12-28 09:51:17,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,593 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) [2021-12-28 09:51:17,594 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 [2021-12-28 09:51:17,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,601 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,604 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,624 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 [2021-12-28 09:51:17,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,625 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) [2021-12-28 09:51:17,626 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 [2021-12-28 09:51:17,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,634 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,635 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,666 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 [2021-12-28 09:51:17,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,667 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) [2021-12-28 09:51:17,668 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 [2021-12-28 09:51:17,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,675 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-28 09:51:17,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,698 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) [2021-12-28 09:51:17,699 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 [2021-12-28 09:51:17,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,706 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,739 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) [2021-12-28 09:51:17,744 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 [2021-12-28 09:51:17,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,751 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,784 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) [2021-12-28 09:51:17,785 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 [2021-12-28 09:51:17,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,792 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,794 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,836 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) [2021-12-28 09:51:17,837 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 [2021-12-28 09:51:17,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,845 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,846 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,896 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) [2021-12-28 09:51:17,896 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 [2021-12-28 09:51:17,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:17,904 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,904 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,947 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) [2021-12-28 09:51:17,949 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 [2021-12-28 09:51:17,950 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 [2021-12-28 09:51:17,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:17,956 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-28 09:51:17,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:17,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:17,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:17,957 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:17,958 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:17,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:17,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:17,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:17,989 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-28 09:51:17,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:17,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:17,990 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) [2021-12-28 09:51:17,991 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 [2021-12-28 09:51:17,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:18,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:18,001 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:18,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:18,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:18,001 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:18,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:18,302 INFO L401 nArgumentSynthesizer]: We have 80 Motzkin's Theorem applications. [2021-12-28 09:51:18,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,093 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 [2021-12-28 09:51:20,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,094 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) [2021-12-28 09:51:20,095 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 [2021-12-28 09:51:20,097 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 [2021-12-28 09:51:20,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,103 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,105 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,136 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 [2021-12-28 09:51:20,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,139 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) [2021-12-28 09:51:20,140 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 [2021-12-28 09:51:20,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,147 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,170 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) [2021-12-28 09:51:20,171 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 [2021-12-28 09:51:20,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,179 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,179 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,180 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,202 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) [2021-12-28 09:51:20,203 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 [2021-12-28 09:51:20,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,210 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,211 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,212 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,232 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 [2021-12-28 09:51:20,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,233 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) [2021-12-28 09:51:20,233 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 [2021-12-28 09:51:20,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,241 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,242 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,278 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) [2021-12-28 09:51:20,279 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 [2021-12-28 09:51:20,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,288 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,305 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 [2021-12-28 09:51:20,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,306 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) [2021-12-28 09:51:20,307 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 [2021-12-28 09:51:20,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,343 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,343 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,345 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-28 09:51:20,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,368 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) [2021-12-28 09:51:20,368 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 [2021-12-28 09:51:20,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,377 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,377 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-28 09:51:20,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,409 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) [2021-12-28 09:51:20,410 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 [2021-12-28 09:51:20,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,419 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,421 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,476 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) [2021-12-28 09:51:20,476 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 [2021-12-28 09:51:20,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,484 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,484 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,504 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 [2021-12-28 09:51:20,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,505 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) [2021-12-28 09:51:20,506 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 [2021-12-28 09:51:20,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,514 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,514 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,516 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,547 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) [2021-12-28 09:51:20,548 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 [2021-12-28 09:51:20,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,556 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,587 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) [2021-12-28 09:51:20,588 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 [2021-12-28 09:51:20,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,598 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,616 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 [2021-12-28 09:51:20,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,617 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) [2021-12-28 09:51:20,618 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 [2021-12-28 09:51:20,619 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 [2021-12-28 09:51:20,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,625 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,627 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,658 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 [2021-12-28 09:51:20,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,659 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) [2021-12-28 09:51:20,660 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 [2021-12-28 09:51:20,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,668 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,668 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,670 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:20,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,738 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) [2021-12-28 09:51:20,739 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 [2021-12-28 09:51:20,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,747 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,748 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,752 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,783 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 [2021-12-28 09:51:20,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,785 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) [2021-12-28 09:51:20,785 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 [2021-12-28 09:51:20,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:20,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:20,795 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-28 09:51:20,796 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-28 09:51:20,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:20,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:20,831 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 [2021-12-28 09:51:20,832 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-28 09:51:20,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:20,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:20,833 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) [2021-12-28 09:51:20,834 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 [2021-12-28 09:51:20,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:20,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:20,843 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:20,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:20,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:20,843 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:20,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,024 INFO L401 nArgumentSynthesizer]: We have 64 Motzkin's Theorem applications. [2021-12-28 09:51:21,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,460 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 [2021-12-28 09:51:21,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,462 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) [2021-12-28 09:51:21,462 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 [2021-12-28 09:51:21,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,470 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,470 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,472 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:21,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,492 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) [2021-12-28 09:51:21,493 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 [2021-12-28 09:51:21,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,500 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,500 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,502 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:21,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,520 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) [2021-12-28 09:51:21,521 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 [2021-12-28 09:51:21,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:21,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,560 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) [2021-12-28 09:51:21,561 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 [2021-12-28 09:51:21,562 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 [2021-12-28 09:51:21,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,568 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,570 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,587 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 [2021-12-28 09:51:21,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,588 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) [2021-12-28 09:51:21,588 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 [2021-12-28 09:51:21,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,596 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,596 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,597 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-12-28 09:51:21,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,615 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) [2021-12-28 09:51:21,615 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 [2021-12-28 09:51:21,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,641 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 [2021-12-28 09:51:21,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,642 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) [2021-12-28 09:51:21,642 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 [2021-12-28 09:51:21,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-12-28 09:51:21,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,683 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) [2021-12-28 09:51:21,684 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 [2021-12-28 09:51:21,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,692 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,723 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 [2021-12-28 09:51:21,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,724 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) [2021-12-28 09:51:21,725 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 [2021-12-28 09:51:21,726 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 [2021-12-28 09:51:21,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,764 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 [2021-12-28 09:51:21,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,765 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) [2021-12-28 09:51:21,766 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 [2021-12-28 09:51:21,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,773 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,774 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-12-28 09:51:21,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,805 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) [2021-12-28 09:51:21,806 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 [2021-12-28 09:51:21,807 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 [2021-12-28 09:51:21,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,813 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,833 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 [2021-12-28 09:51:21,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,834 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) [2021-12-28 09:51:21,835 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 [2021-12-28 09:51:21,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,842 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,860 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 [2021-12-28 09:51:21,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,861 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) [2021-12-28 09:51:21,861 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 [2021-12-28 09:51:21,863 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 [2021-12-28 09:51:21,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,869 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,869 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,869 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:21,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,888 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) [2021-12-28 09:51:21,889 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 [2021-12-28 09:51:21,890 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 [2021-12-28 09:51:21,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,896 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,898 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-12-28 09:51:21,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,917 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) [2021-12-28 09:51:21,917 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 [2021-12-28 09:51:21,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,925 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,943 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 [2021-12-28 09:51:21,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,945 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) [2021-12-28 09:51:21,945 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 [2021-12-28 09:51:21,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:21,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:21,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-12-28 09:51:21,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:21,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:21,986 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) [2021-12-28 09:51:21,987 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 [2021-12-28 09:51:21,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:21,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:21,995 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-28 09:51:21,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:21,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:21,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:21,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-28 09:51:21,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-28 09:51:21,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:22,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:22,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:22,026 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-28 09:51:22,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:22,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:22,027 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) [2021-12-28 09:51:22,028 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 [2021-12-28 09:51:22,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:22,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:22,038 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:22,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:22,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:22,039 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:51:22,039 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:22,344 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2021-12-28 09:51:22,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,173 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 [2021-12-28 09:51:23,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,174 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) [2021-12-28 09:51:23,175 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 [2021-12-28 09:51:23,176 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 [2021-12-28 09:51:23,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,182 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,214 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 [2021-12-28 09:51:23,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,215 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) [2021-12-28 09:51:23,216 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 [2021-12-28 09:51:23,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,223 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,223 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,250 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 [2021-12-28 09:51:23,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,251 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) [2021-12-28 09:51:23,252 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 [2021-12-28 09:51:23,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,259 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,259 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,290 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 [2021-12-28 09:51:23,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,292 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) [2021-12-28 09:51:23,307 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 [2021-12-28 09:51:23,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,314 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,314 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,346 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 [2021-12-28 09:51:23,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,347 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) [2021-12-28 09:51:23,347 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 [2021-12-28 09:51:23,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,355 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,355 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,387 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 [2021-12-28 09:51:23,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,388 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2021-12-28 09:51:23,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-12-28 09:51:23,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,395 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,395 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,428 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2021-12-28 09:51:23,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-12-28 09:51:23,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,436 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,436 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,458 INFO L229 MonitoredProcess]: Starting monitored process 156 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) [2021-12-28 09:51:23,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-12-28 09:51:23,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,466 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,466 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,492 INFO L229 MonitoredProcess]: Starting monitored process 157 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) [2021-12-28 09:51:23,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-12-28 09:51:23,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,500 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,500 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,534 INFO L229 MonitoredProcess]: Starting monitored process 158 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) [2021-12-28 09:51:23,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-12-28 09:51:23,537 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 [2021-12-28 09:51:23,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,542 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,542 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,575 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) [2021-12-28 09:51:23,575 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 [2021-12-28 09:51:23,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,583 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,583 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,583 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,615 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 [2021-12-28 09:51:23,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,616 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) [2021-12-28 09:51:23,616 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 [2021-12-28 09:51:23,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,623 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,656 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) [2021-12-28 09:51:23,656 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 [2021-12-28 09:51:23,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,663 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,663 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,695 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 [2021-12-28 09:51:23,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,696 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) [2021-12-28 09:51:23,697 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 [2021-12-28 09:51:23,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,703 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,704 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,736 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 [2021-12-28 09:51:23,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,737 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) [2021-12-28 09:51:23,738 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 [2021-12-28 09:51:23,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,778 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) [2021-12-28 09:51:23,779 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 [2021-12-28 09:51:23,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,786 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,786 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:23,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:51:23,821 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) [2021-12-28 09:51:23,821 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 [2021-12-28 09:51:23,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:51:23,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-28 09:51:23,829 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-28 09:51:23,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:51:23,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:51:23,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:51:23,829 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-28 09:51:23,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:51:23,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:51:23,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:51:23,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2021-12-28 09:51:23,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:23,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:23,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:23,862 INFO L87 Difference]: Start difference. First operand 158 states and 218 transitions. cyclomatic complexity: 61 Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2021-12-28 09:51:23,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:23,883 INFO L93 Difference]: Finished difference Result 258 states and 368 transitions. [2021-12-28 09:51:23,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:23,891 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 258 states and 368 transitions. [2021-12-28 09:51:23,892 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-28 09:51:23,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 258 states to 258 states and 368 transitions. [2021-12-28 09:51:23,894 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 258 [2021-12-28 09:51:23,894 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 258 [2021-12-28 09:51:23,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 258 states and 368 transitions. [2021-12-28 09:51:23,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:23,895 INFO L681 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-28 09:51:23,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states and 368 transitions. [2021-12-28 09:51:23,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 258. [2021-12-28 09:51:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 258 states have (on average 1.426356589147287) internal successors, (368), 257 states have internal predecessors, (368), 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) [2021-12-28 09:51:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 368 transitions. [2021-12-28 09:51:23,903 INFO L704 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-28 09:51:23,903 INFO L587 BuchiCegarLoop]: Abstraction has 258 states and 368 transitions. [2021-12-28 09:51:23,903 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-28 09:51:23,903 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 258 states and 368 transitions. [2021-12-28 09:51:23,904 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2021-12-28 09:51:23,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:23,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:23,905 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:23,905 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:23,905 INFO L791 eck$LassoCheckResult]: Stem: 1280#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1211#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1212#L233 assume 0 == ~r1~0 % 256; 1245#L234 assume ~id1~0 >= 0; 1249#L235 assume 0 == ~st1~0; 1236#L236 assume ~send1~0 == ~id1~0; 1237#L237 assume 0 == ~mode1~0 % 256; 1194#L238 assume ~id2~0 >= 0; 1195#L239 assume 0 == ~st2~0; 1192#L240 assume ~send2~0 == ~id2~0; 1193#L241 assume 0 == ~mode2~0 % 256; 1199#L242 assume ~id3~0 >= 0; 1259#L243 assume 0 == ~st3~0; 1169#L244 assume ~send3~0 == ~id3~0; 1170#L245 assume 0 == ~mode3~0 % 256; 1196#L246 assume ~id4~0 >= 0; 1244#L247 assume 0 == ~st4~0; 1276#L248 assume ~send4~0 == ~id4~0; 1167#L249 assume 0 == ~mode4~0 % 256; 1168#L250 assume ~id5~0 >= 0; 1262#L251 assume 0 == ~st5~0; 1223#L252 assume ~send5~0 == ~id5~0; 1224#L253 assume 0 == ~mode5~0 % 256; 1233#L254 assume ~id6~0 >= 0; 1185#L255 assume 0 == ~st6~0; 1186#L256 assume ~send6~0 == ~id6~0; 1225#L257 assume 0 == ~mode6~0 % 256; 1200#L258 assume ~id1~0 != ~id2~0; 1201#L259 assume ~id1~0 != ~id3~0; 1246#L260 assume ~id1~0 != ~id4~0; 1247#L261 assume ~id1~0 != ~id5~0; 1234#L262 assume ~id1~0 != ~id6~0; 1235#L263 assume ~id2~0 != ~id3~0; 1240#L264 assume ~id2~0 != ~id4~0; 1241#L265 assume ~id2~0 != ~id5~0; 1173#L266 assume ~id2~0 != ~id6~0; 1174#L267 assume ~id3~0 != ~id4~0; 1187#L268 assume ~id3~0 != ~id5~0; 1188#L269 assume ~id3~0 != ~id6~0; 1171#L270 assume ~id4~0 != ~id5~0; 1172#L271 assume ~id4~0 != ~id6~0; 1202#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1214#L233-1 init_#res#1 := init_~tmp~0#1; 1179#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1180#L22 assume !(0 == assume_abort_if_not_~cond#1); 1213#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1271#L472-2 [2021-12-28 09:51:23,905 INFO L793 eck$LassoCheckResult]: Loop: 1271#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1365#L78 assume !(0 != ~mode1~0 % 256); 1364#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1363#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1227#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1362#L109 assume !(0 != ~mode2~0 % 256); 1359#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1358#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1357#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1356#L134 assume !(0 != ~mode3~0 % 256); 1352#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1351#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1349#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1348#L159 assume !(0 != ~mode4~0 % 256); 1344#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1343#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1341#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1337#L184 assume !(0 != ~mode5~0 % 256); 1336#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1335#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1333#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1278#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1250#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 1251#L212-1 ~mode6~0 := 0; 1176#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1274#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1283#L403 assume !(~r1~0 % 256 >= 6); 1285#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1315#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1316#L402-1 check_#res#1 := check_~tmp~1#1; 1376#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1375#L504 assume !(0 == assert_~arg#1 % 256); 1374#L499 assume { :end_inline_assert } true; 1373#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1372#L78 assume !(0 != ~mode1~0 % 256); 1371#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1370#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1289#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1360#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1361#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 1417#L112-1 ~mode2~0 := 0; 1416#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1415#L134 assume !(0 != ~mode3~0 % 256); 1411#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1410#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1406#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1404#L159 assume !(0 != ~mode4~0 % 256); 1403#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1401#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1395#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1263#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1264#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 1183#L187-1 ~mode5~0 := 0; 1260#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 1261#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1324#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 1319#L212-1 ~mode6~0 := 0; 1318#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1287#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1288#L403 assume !(~r1~0 % 256 >= 6); 1208#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1209#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 1369#L402-1 check_#res#1 := check_~tmp~1#1; 1368#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1367#L504 assume !(0 == assert_~arg#1 % 256); 1366#L499 assume { :end_inline_assert } true; 1271#L472-2 [2021-12-28 09:51:23,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:23,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 4 times [2021-12-28 09:51:23,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:23,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325966826] [2021-12-28 09:51:23,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:23,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:23,920 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:23,934 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:23,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:23,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1631524013, now seen corresponding path program 1 times [2021-12-28 09:51:23,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:23,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569821959] [2021-12-28 09:51:23,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:23,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:23,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:23,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569821959] [2021-12-28 09:51:23,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569821959] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:23,975 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:23,975 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:23,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503532614] [2021-12-28 09:51:23,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:23,975 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:23,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:23,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:23,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:23,976 INFO L87 Difference]: Start difference. First operand 258 states and 368 transitions. cyclomatic complexity: 111 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-12-28 09:51:23,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:23,986 INFO L93 Difference]: Finished difference Result 382 states and 549 transitions. [2021-12-28 09:51:23,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:23,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 382 states and 549 transitions. [2021-12-28 09:51:23,989 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 336 [2021-12-28 09:51:23,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 382 states to 382 states and 549 transitions. [2021-12-28 09:51:23,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 382 [2021-12-28 09:51:23,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 382 [2021-12-28 09:51:23,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 382 states and 549 transitions. [2021-12-28 09:51:23,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:23,995 INFO L681 BuchiCegarLoop]: Abstraction has 382 states and 549 transitions. [2021-12-28 09:51:23,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states and 549 transitions. [2021-12-28 09:51:24,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 358. [2021-12-28 09:51:24,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 358 states have (on average 1.4441340782122905) internal successors, (517), 357 states have internal predecessors, (517), 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) [2021-12-28 09:51:24,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 517 transitions. [2021-12-28 09:51:24,015 INFO L704 BuchiCegarLoop]: Abstraction has 358 states and 517 transitions. [2021-12-28 09:51:24,015 INFO L587 BuchiCegarLoop]: Abstraction has 358 states and 517 transitions. [2021-12-28 09:51:24,015 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-28 09:51:24,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 358 states and 517 transitions. [2021-12-28 09:51:24,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 312 [2021-12-28 09:51:24,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,018 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,019 INFO L791 eck$LassoCheckResult]: Stem: 1926#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1857#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1858#L233 assume 0 == ~r1~0 % 256; 1893#L234 assume ~id1~0 >= 0; 1897#L235 assume 0 == ~st1~0; 1884#L236 assume ~send1~0 == ~id1~0; 1885#L237 assume 0 == ~mode1~0 % 256; 1839#L238 assume ~id2~0 >= 0; 1840#L239 assume 0 == ~st2~0; 1837#L240 assume ~send2~0 == ~id2~0; 1838#L241 assume 0 == ~mode2~0 % 256; 1844#L242 assume ~id3~0 >= 0; 1906#L243 assume 0 == ~st3~0; 1815#L244 assume ~send3~0 == ~id3~0; 1816#L245 assume 0 == ~mode3~0 % 256; 1841#L246 assume ~id4~0 >= 0; 1892#L247 assume 0 == ~st4~0; 1921#L248 assume ~send4~0 == ~id4~0; 1813#L249 assume 0 == ~mode4~0 % 256; 1814#L250 assume ~id5~0 >= 0; 1909#L251 assume 0 == ~st5~0; 1869#L252 assume ~send5~0 == ~id5~0; 1870#L253 assume 0 == ~mode5~0 % 256; 1879#L254 assume ~id6~0 >= 0; 1831#L255 assume 0 == ~st6~0; 1832#L256 assume ~send6~0 == ~id6~0; 1871#L257 assume 0 == ~mode6~0 % 256; 1845#L258 assume ~id1~0 != ~id2~0; 1846#L259 assume ~id1~0 != ~id3~0; 1894#L260 assume ~id1~0 != ~id4~0; 1895#L261 assume ~id1~0 != ~id5~0; 1882#L262 assume ~id1~0 != ~id6~0; 1883#L263 assume ~id2~0 != ~id3~0; 1888#L264 assume ~id2~0 != ~id4~0; 1889#L265 assume ~id2~0 != ~id5~0; 1819#L266 assume ~id2~0 != ~id6~0; 1820#L267 assume ~id3~0 != ~id4~0; 1833#L268 assume ~id3~0 != ~id5~0; 1834#L269 assume ~id3~0 != ~id6~0; 1817#L270 assume ~id4~0 != ~id5~0; 1818#L271 assume ~id4~0 != ~id6~0; 1847#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 1860#L233-1 init_#res#1 := init_~tmp~0#1; 1825#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1826#L22 assume !(0 == assume_abort_if_not_~cond#1); 1859#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1916#L472-2 [2021-12-28 09:51:24,019 INFO L793 eck$LassoCheckResult]: Loop: 1916#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2133#L78 assume !(0 != ~mode1~0 % 256); 2132#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2131#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2130#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2129#L109 assume !(0 != ~mode2~0 % 256); 2118#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1922#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1923#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2163#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2160#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 2157#L137-1 ~mode3~0 := 0; 2156#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2155#L159 assume !(0 != ~mode4~0 % 256); 2151#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2150#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2148#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2147#L184 assume !(0 != ~mode5~0 % 256); 1904#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1905#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2117#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2113#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2061#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2055#L212-1 ~mode6~0 := 0; 2052#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2046#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2047#L403 assume ~r1~0 % 256 >= 6; 2049#L407 assume !(~r1~0 % 256 < 6); 1880#L411 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0;check_~tmp~1#1 := 1; 1881#L402-1 check_#res#1 := check_~tmp~1#1; 2000#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1998#L504 assume !(0 == assert_~arg#1 % 256); 1996#L499 assume { :end_inline_assert } true; 1950#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1947#L78 assume 0 != ~mode1~0 % 256; 1939#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 1851#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 1852#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 1932#L85-1 ~mode1~0 := 0; 1933#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1993#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1994#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 2041#L112-1 ~mode2~0 := 0; 2040#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2039#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2035#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 2033#L137-1 ~mode3~0 := 0; 2032#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2031#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2027#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 2025#L162-1 ~mode4~0 := 0; 2024#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2023#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2020#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 2017#L187-1 ~mode5~0 := 0; 2016#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2015#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2012#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2009#L212-1 ~mode6~0 := 0; 2008#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2007#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2006#L403 assume !(~r1~0 % 256 >= 6); 2004#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2001#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2002#L402-1 check_#res#1 := check_~tmp~1#1; 2136#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2135#L504 assume !(0 == assert_~arg#1 % 256); 2134#L499 assume { :end_inline_assert } true; 1916#L472-2 [2021-12-28 09:51:24,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 5 times [2021-12-28 09:51:24,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891767690] [2021-12-28 09:51:24,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,027 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,044 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,045 INFO L85 PathProgramCache]: Analyzing trace with hash -933120769, now seen corresponding path program 1 times [2021-12-28 09:51:24,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718867373] [2021-12-28 09:51:24,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,088 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718867373] [2021-12-28 09:51:24,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718867373] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,089 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,089 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422178277] [2021-12-28 09:51:24,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,090 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,091 INFO L87 Difference]: Start difference. First operand 358 states and 517 transitions. cyclomatic complexity: 160 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,112 INFO L93 Difference]: Finished difference Result 536 states and 783 transitions. [2021-12-28 09:51:24,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,113 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 536 states and 783 transitions. [2021-12-28 09:51:24,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 488 [2021-12-28 09:51:24,117 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 536 states to 534 states and 781 transitions. [2021-12-28 09:51:24,117 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 534 [2021-12-28 09:51:24,118 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 534 [2021-12-28 09:51:24,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 534 states and 781 transitions. [2021-12-28 09:51:24,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,119 INFO L681 BuchiCegarLoop]: Abstraction has 534 states and 781 transitions. [2021-12-28 09:51:24,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states and 781 transitions. [2021-12-28 09:51:24,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 462. [2021-12-28 09:51:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 462 states have (on average 1.4588744588744589) internal successors, (674), 461 states have internal predecessors, (674), 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) [2021-12-28 09:51:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 674 transitions. [2021-12-28 09:51:24,124 INFO L704 BuchiCegarLoop]: Abstraction has 462 states and 674 transitions. [2021-12-28 09:51:24,125 INFO L587 BuchiCegarLoop]: Abstraction has 462 states and 674 transitions. [2021-12-28 09:51:24,125 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-28 09:51:24,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 462 states and 674 transitions. [2021-12-28 09:51:24,126 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 416 [2021-12-28 09:51:24,126 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,126 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,128 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,128 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,129 INFO L791 eck$LassoCheckResult]: Stem: 2829#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 2757#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2758#L233 assume 0 == ~r1~0 % 256; 2797#L234 assume ~id1~0 >= 0; 2802#L235 assume 0 == ~st1~0; 2788#L236 assume ~send1~0 == ~id1~0; 2789#L237 assume 0 == ~mode1~0 % 256; 2740#L238 assume ~id2~0 >= 0; 2741#L239 assume 0 == ~st2~0; 2738#L240 assume ~send2~0 == ~id2~0; 2739#L241 assume 0 == ~mode2~0 % 256; 2743#L242 assume ~id3~0 >= 0; 2814#L243 assume 0 == ~st3~0; 2715#L244 assume ~send3~0 == ~id3~0; 2716#L245 assume 0 == ~mode3~0 % 256; 2742#L246 assume ~id4~0 >= 0; 2796#L247 assume 0 == ~st4~0; 2825#L248 assume ~send4~0 == ~id4~0; 2711#L249 assume 0 == ~mode4~0 % 256; 2712#L250 assume ~id5~0 >= 0; 2817#L251 assume 0 == ~st5~0; 2771#L252 assume ~send5~0 == ~id5~0; 2772#L253 assume 0 == ~mode5~0 % 256; 2781#L254 assume ~id6~0 >= 0; 2732#L255 assume 0 == ~st6~0; 2733#L256 assume ~send6~0 == ~id6~0; 2773#L257 assume 0 == ~mode6~0 % 256; 2746#L258 assume ~id1~0 != ~id2~0; 2747#L259 assume ~id1~0 != ~id3~0; 2798#L260 assume ~id1~0 != ~id4~0; 2799#L261 assume ~id1~0 != ~id5~0; 2786#L262 assume ~id1~0 != ~id6~0; 2787#L263 assume ~id2~0 != ~id3~0; 2790#L264 assume ~id2~0 != ~id4~0; 2791#L265 assume ~id2~0 != ~id5~0; 2719#L266 assume ~id2~0 != ~id6~0; 2720#L267 assume ~id3~0 != ~id4~0; 2734#L268 assume ~id3~0 != ~id5~0; 2735#L269 assume ~id3~0 != ~id6~0; 2717#L270 assume ~id4~0 != ~id5~0; 2718#L271 assume ~id4~0 != ~id6~0; 2748#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 2762#L233-1 init_#res#1 := init_~tmp~0#1; 2725#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2726#L22 assume !(0 == assume_abort_if_not_~cond#1); 2761#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2759#L472-2 [2021-12-28 09:51:24,130 INFO L793 eck$LassoCheckResult]: Loop: 2759#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2760#L78 assume !(0 != ~mode1~0 % 256); 2806#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2807#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2763#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2764#L109 assume !(0 != ~mode2~0 % 256); 2836#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3138#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3137#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3136#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3132#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3130#L137-1 ~mode3~0 := 0; 3129#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3128#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3124#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3122#L162-1 ~mode4~0 := 0; 3121#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3120#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3117#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 3114#L187-1 ~mode5~0 := 0; 3113#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3112#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3109#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3106#L212-1 ~mode6~0 := 0; 3105#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3104#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2837#L403 assume !(~r1~0 % 256 >= 6); 2839#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3054#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3053#L402-1 check_#res#1 := check_~tmp~1#1; 2727#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2728#L504 assume !(0 == assert_~arg#1 % 256); 2969#L499 assume { :end_inline_assert } true; 2967#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2736#L78 assume 0 != ~mode1~0 % 256; 2737#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 2752#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2753#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 2845#L85-1 ~mode1~0 := 0; 2933#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2929#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2930#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 3043#L112-1 ~mode2~0 := 0; 3040#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3036#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3026#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3023#L137-1 ~mode3~0 := 0; 3021#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3019#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3013#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3009#L162-1 ~mode4~0 := 0; 3006#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3005#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2998#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 2993#L187-1 ~mode5~0 := 0; 2991#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 2989#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2984#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 2981#L212-1 ~mode6~0 := 0; 2980#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2979#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2977#L403 assume !(~r1~0 % 256 >= 6); 2976#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2975#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 2974#L402-1 check_#res#1 := check_~tmp~1#1; 2973#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2971#L504 assume !(0 == assert_~arg#1 % 256); 2765#L499 assume { :end_inline_assert } true; 2759#L472-2 [2021-12-28 09:51:24,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 6 times [2021-12-28 09:51:24,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703364765] [2021-12-28 09:51:24,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,147 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,161 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,161 INFO L85 PathProgramCache]: Analyzing trace with hash 286639088, now seen corresponding path program 1 times [2021-12-28 09:51:24,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954753309] [2021-12-28 09:51:24,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954753309] [2021-12-28 09:51:24,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954753309] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,193 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,193 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431264740] [2021-12-28 09:51:24,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,193 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,194 INFO L87 Difference]: Start difference. First operand 462 states and 674 transitions. cyclomatic complexity: 213 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,209 INFO L93 Difference]: Finished difference Result 464 states and 668 transitions. [2021-12-28 09:51:24,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,211 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 464 states and 668 transitions. [2021-12-28 09:51:24,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2021-12-28 09:51:24,214 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 464 states to 464 states and 668 transitions. [2021-12-28 09:51:24,214 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 464 [2021-12-28 09:51:24,215 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 464 [2021-12-28 09:51:24,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 464 states and 668 transitions. [2021-12-28 09:51:24,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,215 INFO L681 BuchiCegarLoop]: Abstraction has 464 states and 668 transitions. [2021-12-28 09:51:24,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states and 668 transitions. [2021-12-28 09:51:24,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 462. [2021-12-28 09:51:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 462 states have (on average 1.4415584415584415) internal successors, (666), 461 states have internal predecessors, (666), 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) [2021-12-28 09:51:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 666 transitions. [2021-12-28 09:51:24,221 INFO L704 BuchiCegarLoop]: Abstraction has 462 states and 666 transitions. [2021-12-28 09:51:24,221 INFO L587 BuchiCegarLoop]: Abstraction has 462 states and 666 transitions. [2021-12-28 09:51:24,221 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-28 09:51:24,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 462 states and 666 transitions. [2021-12-28 09:51:24,222 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 416 [2021-12-28 09:51:24,222 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,222 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,225 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,225 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,225 INFO L791 eck$LassoCheckResult]: Stem: 3760#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 3688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3689#L233 assume 0 == ~r1~0 % 256; 3729#L234 assume ~id1~0 >= 0; 3733#L235 assume 0 == ~st1~0; 3720#L236 assume ~send1~0 == ~id1~0; 3721#L237 assume 0 == ~mode1~0 % 256; 3672#L238 assume ~id2~0 >= 0; 3673#L239 assume 0 == ~st2~0; 3670#L240 assume ~send2~0 == ~id2~0; 3671#L241 assume 0 == ~mode2~0 % 256; 3675#L242 assume ~id3~0 >= 0; 3743#L243 assume 0 == ~st3~0; 3647#L244 assume ~send3~0 == ~id3~0; 3648#L245 assume 0 == ~mode3~0 % 256; 3674#L246 assume ~id4~0 >= 0; 3728#L247 assume 0 == ~st4~0; 3754#L248 assume ~send4~0 == ~id4~0; 3643#L249 assume 0 == ~mode4~0 % 256; 3644#L250 assume ~id5~0 >= 0; 3746#L251 assume 0 == ~st5~0; 3703#L252 assume ~send5~0 == ~id5~0; 3704#L253 assume 0 == ~mode5~0 % 256; 3714#L254 assume ~id6~0 >= 0; 3664#L255 assume 0 == ~st6~0; 3665#L256 assume ~send6~0 == ~id6~0; 3705#L257 assume 0 == ~mode6~0 % 256; 3678#L258 assume ~id1~0 != ~id2~0; 3679#L259 assume ~id1~0 != ~id3~0; 3730#L260 assume ~id1~0 != ~id4~0; 3731#L261 assume ~id1~0 != ~id5~0; 3718#L262 assume ~id1~0 != ~id6~0; 3719#L263 assume ~id2~0 != ~id3~0; 3722#L264 assume ~id2~0 != ~id4~0; 3723#L265 assume ~id2~0 != ~id5~0; 3651#L266 assume ~id2~0 != ~id6~0; 3652#L267 assume ~id3~0 != ~id4~0; 3666#L268 assume ~id3~0 != ~id5~0; 3667#L269 assume ~id3~0 != ~id6~0; 3649#L270 assume ~id4~0 != ~id5~0; 3650#L271 assume ~id4~0 != ~id6~0; 3680#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 3693#L233-1 init_#res#1 := init_~tmp~0#1; 3657#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3658#L22 assume !(0 == assume_abort_if_not_~cond#1); 3692#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3752#L472-2 [2021-12-28 09:51:24,225 INFO L793 eck$LassoCheckResult]: Loop: 3752#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3784#L78 assume !(0 != ~mode1~0 % 256); 3779#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3780#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3982#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3980#L109 assume !(0 != ~mode2~0 % 256); 3979#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3975#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3973#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3971#L134 assume !(0 != ~mode3~0 % 256); 3962#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3959#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3956#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3954#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3946#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 3942#L162-1 ~mode4~0 := 0; 3940#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3938#L184 assume !(0 != ~mode5~0 % 256); 3937#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 3929#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3925#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3922#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3923#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3916#L212-1 ~mode6~0 := 0; 3909#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3905#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3902#L403 assume !(~r1~0 % 256 >= 6); 3898#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3896#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3894#L402-1 check_#res#1 := check_~tmp~1#1; 3892#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3890#L504 assume !(0 == assert_~arg#1 % 256); 3888#L499 assume { :end_inline_assert } true; 3886#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3884#L78 assume 0 != ~mode1~0 % 256; 3882#L79 assume !(255 == ~r1~0 % 256); 3787#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 3686#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 3641#L85-1 ~mode1~0 := 0; 3876#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3873#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3870#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 3868#L112-1 ~mode2~0 := 0; 3866#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3864#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3861#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 3853#L137-1 ~mode3~0 := 0; 3852#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3848#L159 assume !(0 != ~mode4~0 % 256); 3846#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3844#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3838#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3826#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3827#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 3820#L187-1 ~mode5~0 := 0; 3817#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 3816#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3810#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 3805#L212-1 ~mode6~0 := 0; 3803#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3801#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3799#L403 assume !(~r1~0 % 256 >= 6); 3797#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3794#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 3792#L402-1 check_#res#1 := check_~tmp~1#1; 3793#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3788#L504 assume !(0 == assert_~arg#1 % 256); 3789#L499 assume { :end_inline_assert } true; 3752#L472-2 [2021-12-28 09:51:24,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 7 times [2021-12-28 09:51:24,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803758302] [2021-12-28 09:51:24,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,238 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,252 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,253 INFO L85 PathProgramCache]: Analyzing trace with hash 124769448, now seen corresponding path program 1 times [2021-12-28 09:51:24,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339594836] [2021-12-28 09:51:24,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339594836] [2021-12-28 09:51:24,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339594836] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,296 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859227329] [2021-12-28 09:51:24,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,297 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,298 INFO L87 Difference]: Start difference. First operand 462 states and 666 transitions. cyclomatic complexity: 205 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,308 INFO L93 Difference]: Finished difference Result 846 states and 1222 transitions. [2021-12-28 09:51:24,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,310 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 846 states and 1222 transitions. [2021-12-28 09:51:24,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 800 [2021-12-28 09:51:24,317 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 846 states to 846 states and 1222 transitions. [2021-12-28 09:51:24,317 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 846 [2021-12-28 09:51:24,318 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 846 [2021-12-28 09:51:24,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 846 states and 1222 transitions. [2021-12-28 09:51:24,318 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,319 INFO L681 BuchiCegarLoop]: Abstraction has 846 states and 1222 transitions. [2021-12-28 09:51:24,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states and 1222 transitions. [2021-12-28 09:51:24,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 830. [2021-12-28 09:51:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 830 states, 830 states have (on average 1.4433734939759035) internal successors, (1198), 829 states have internal predecessors, (1198), 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) [2021-12-28 09:51:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 1198 transitions. [2021-12-28 09:51:24,328 INFO L704 BuchiCegarLoop]: Abstraction has 830 states and 1198 transitions. [2021-12-28 09:51:24,328 INFO L587 BuchiCegarLoop]: Abstraction has 830 states and 1198 transitions. [2021-12-28 09:51:24,328 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-28 09:51:24,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 830 states and 1198 transitions. [2021-12-28 09:51:24,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 784 [2021-12-28 09:51:24,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,331 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,331 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,332 INFO L791 eck$LassoCheckResult]: Stem: 5081#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 5003#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 5004#L233 assume 0 == ~r1~0 % 256; 5041#L234 assume ~id1~0 >= 0; 5046#L235 assume 0 == ~st1~0; 5032#L236 assume ~send1~0 == ~id1~0; 5033#L237 assume 0 == ~mode1~0 % 256; 4985#L238 assume ~id2~0 >= 0; 4986#L239 assume 0 == ~st2~0; 4983#L240 assume ~send2~0 == ~id2~0; 4984#L241 assume 0 == ~mode2~0 % 256; 4988#L242 assume ~id3~0 >= 0; 5058#L243 assume 0 == ~st3~0; 4961#L244 assume ~send3~0 == ~id3~0; 4962#L245 assume 0 == ~mode3~0 % 256; 4987#L246 assume ~id4~0 >= 0; 5040#L247 assume 0 == ~st4~0; 5075#L248 assume ~send4~0 == ~id4~0; 4957#L249 assume 0 == ~mode4~0 % 256; 4958#L250 assume ~id5~0 >= 0; 5061#L251 assume 0 == ~st5~0; 5018#L252 assume ~send5~0 == ~id5~0; 5019#L253 assume 0 == ~mode5~0 % 256; 5027#L254 assume ~id6~0 >= 0; 4977#L255 assume 0 == ~st6~0; 4978#L256 assume ~send6~0 == ~id6~0; 5020#L257 assume 0 == ~mode6~0 % 256; 4991#L258 assume ~id1~0 != ~id2~0; 4992#L259 assume ~id1~0 != ~id3~0; 5042#L260 assume ~id1~0 != ~id4~0; 5043#L261 assume ~id1~0 != ~id5~0; 5030#L262 assume ~id1~0 != ~id6~0; 5031#L263 assume ~id2~0 != ~id3~0; 5034#L264 assume ~id2~0 != ~id4~0; 5035#L265 assume ~id2~0 != ~id5~0; 4965#L266 assume ~id2~0 != ~id6~0; 4966#L267 assume ~id3~0 != ~id4~0; 4979#L268 assume ~id3~0 != ~id5~0; 4980#L269 assume ~id3~0 != ~id6~0; 4963#L270 assume ~id4~0 != ~id5~0; 4964#L271 assume ~id4~0 != ~id6~0; 4993#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 5008#L233-1 init_#res#1 := init_~tmp~0#1; 4971#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4972#L22 assume !(0 == assume_abort_if_not_~cond#1); 5007#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 5071#L472-2 [2021-12-28 09:51:24,332 INFO L793 eck$LassoCheckResult]: Loop: 5071#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5145#L78 assume !(0 != ~mode1~0 % 256); 5142#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 5140#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 5138#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5136#L109 assume !(0 != ~mode2~0 % 256); 5134#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 5130#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 5127#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5126#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5122#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 5120#L137-1 ~mode3~0 := 0; 5119#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5117#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 5112#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 5110#L162-1 ~mode4~0 := 0; 5109#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5108#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5105#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 5102#L187-1 ~mode5~0 := 0; 5100#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5101#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5096#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 5095#L212-1 ~mode6~0 := 0; 5495#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5492#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5488#L403 assume !(~r1~0 % 256 >= 6); 5484#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5480#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5477#L402-1 check_#res#1 := check_~tmp~1#1; 5473#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5469#L504 assume !(0 == assert_~arg#1 % 256); 5465#L499 assume { :end_inline_assert } true; 5461#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5457#L78 assume 0 != ~mode1~0 % 256; 5028#L79 assume !(255 == ~r1~0 % 256); 4997#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 4998#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 5311#L85-1 ~mode1~0 := 0; 5308#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 5304#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 5305#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 5379#L112-1 ~mode2~0 := 0; 5424#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 5423#L134 assume !(0 != ~mode3~0 % 256); 5422#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 5421#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 5420#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 5419#L159 assume !(0 != ~mode4~0 % 256); 5418#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 5417#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 5416#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 5245#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5246#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 5178#L187-1 ~mode5~0 := 0; 5179#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 5172#L209 assume !(0 != ~mode6~0 % 256); 5170#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 5168#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 5166#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 5164#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5162#L403 assume !(~r1~0 % 256 >= 6); 5159#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5157#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 5155#L402-1 check_#res#1 := check_~tmp~1#1; 5153#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5151#L504 assume !(0 == assert_~arg#1 % 256); 5149#L499 assume { :end_inline_assert } true; 5071#L472-2 [2021-12-28 09:51:24,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 8 times [2021-12-28 09:51:24,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326120780] [2021-12-28 09:51:24,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,344 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,380 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1662537040, now seen corresponding path program 1 times [2021-12-28 09:51:24,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323266882] [2021-12-28 09:51:24,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,421 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323266882] [2021-12-28 09:51:24,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323266882] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,422 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437682892] [2021-12-28 09:51:24,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,422 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,423 INFO L87 Difference]: Start difference. First operand 830 states and 1198 transitions. cyclomatic complexity: 369 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,457 INFO L93 Difference]: Finished difference Result 1550 states and 2222 transitions. [2021-12-28 09:51:24,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1550 states and 2222 transitions. [2021-12-28 09:51:24,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1504 [2021-12-28 09:51:24,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1550 states to 1550 states and 2222 transitions. [2021-12-28 09:51:24,469 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1550 [2021-12-28 09:51:24,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1550 [2021-12-28 09:51:24,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1550 states and 2222 transitions. [2021-12-28 09:51:24,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,471 INFO L681 BuchiCegarLoop]: Abstraction has 1550 states and 2222 transitions. [2021-12-28 09:51:24,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states and 2222 transitions. [2021-12-28 09:51:24,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1518. [2021-12-28 09:51:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1518 states have (on average 1.4321475625823452) internal successors, (2174), 1517 states have internal predecessors, (2174), 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) [2021-12-28 09:51:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2174 transitions. [2021-12-28 09:51:24,488 INFO L704 BuchiCegarLoop]: Abstraction has 1518 states and 2174 transitions. [2021-12-28 09:51:24,488 INFO L587 BuchiCegarLoop]: Abstraction has 1518 states and 2174 transitions. [2021-12-28 09:51:24,488 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-28 09:51:24,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1518 states and 2174 transitions. [2021-12-28 09:51:24,492 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1472 [2021-12-28 09:51:24,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,493 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,494 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,494 INFO L791 eck$LassoCheckResult]: Stem: 7469#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 7387#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 7388#L233 assume 0 == ~r1~0 % 256; 7429#L234 assume ~id1~0 >= 0; 7433#L235 assume 0 == ~st1~0; 7420#L236 assume ~send1~0 == ~id1~0; 7421#L237 assume 0 == ~mode1~0 % 256; 7370#L238 assume ~id2~0 >= 0; 7371#L239 assume 0 == ~st2~0; 7368#L240 assume ~send2~0 == ~id2~0; 7369#L241 assume 0 == ~mode2~0 % 256; 7373#L242 assume ~id3~0 >= 0; 7444#L243 assume 0 == ~st3~0; 7347#L244 assume ~send3~0 == ~id3~0; 7348#L245 assume 0 == ~mode3~0 % 256; 7372#L246 assume ~id4~0 >= 0; 7428#L247 assume 0 == ~st4~0; 7462#L248 assume ~send4~0 == ~id4~0; 7343#L249 assume 0 == ~mode4~0 % 256; 7344#L250 assume ~id5~0 >= 0; 7447#L251 assume 0 == ~st5~0; 7403#L252 assume ~send5~0 == ~id5~0; 7404#L253 assume 0 == ~mode5~0 % 256; 7413#L254 assume ~id6~0 >= 0; 7362#L255 assume 0 == ~st6~0; 7363#L256 assume ~send6~0 == ~id6~0; 7405#L257 assume 0 == ~mode6~0 % 256; 7377#L258 assume ~id1~0 != ~id2~0; 7378#L259 assume ~id1~0 != ~id3~0; 7430#L260 assume ~id1~0 != ~id4~0; 7431#L261 assume ~id1~0 != ~id5~0; 7418#L262 assume ~id1~0 != ~id6~0; 7419#L263 assume ~id2~0 != ~id3~0; 7422#L264 assume ~id2~0 != ~id4~0; 7423#L265 assume ~id2~0 != ~id5~0; 7351#L266 assume ~id2~0 != ~id6~0; 7352#L267 assume ~id3~0 != ~id4~0; 7364#L268 assume ~id3~0 != ~id5~0; 7365#L269 assume ~id3~0 != ~id6~0; 7349#L270 assume ~id4~0 != ~id5~0; 7350#L271 assume ~id4~0 != ~id6~0; 7379#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 7392#L233-1 init_#res#1 := init_~tmp~0#1; 7356#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7357#L22 assume !(0 == assume_abort_if_not_~cond#1); 7391#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7454#L472-2 [2021-12-28 09:51:24,494 INFO L793 eck$LassoCheckResult]: Loop: 7454#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 7579#L78 assume !(0 != ~mode1~0 % 256); 7576#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 7574#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 7572#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 7570#L109 assume !(0 != ~mode2~0 % 256); 7568#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7564#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 7561#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7560#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 7556#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 7554#L137-1 ~mode3~0 := 0; 7553#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7552#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7548#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 7545#L162-1 ~mode4~0 := 0; 7546#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7540#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 7541#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 7532#L187-1 ~mode5~0 := 0; 7533#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7526#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 7527#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 8764#L212-1 ~mode6~0 := 0; 8763#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 8762#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 8761#L403 assume !(~r1~0 % 256 >= 6); 8760#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 8759#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 8758#L402-1 check_#res#1 := check_~tmp~1#1; 8757#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 8756#L504 assume !(0 == assert_~arg#1 % 256); 8755#L499 assume { :end_inline_assert } true; 8754#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 8753#L78 assume 0 != ~mode1~0 % 256; 8621#L79 assume !(255 == ~r1~0 % 256); 8622#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 8614#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 8612#L85-1 ~mode1~0 := 0; 8746#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 8744#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 8732#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 8730#L112-1 ~mode2~0 := 0; 8728#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 8724#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 8717#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 8715#L137-1 ~mode3~0 := 0; 8710#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 8708#L159 assume !(0 != ~mode4~0 % 256); 8707#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 8705#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 8700#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 8576#L184 assume !(0 != ~mode5~0 % 256); 7619#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 7614#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 7615#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 7607#L209 assume !(0 != ~mode6~0 % 256); 7605#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 7603#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 7601#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 7599#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 7596#L403 assume !(~r1~0 % 256 >= 6); 7593#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 7591#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 7589#L402-1 check_#res#1 := check_~tmp~1#1; 7587#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7585#L504 assume !(0 == assert_~arg#1 % 256); 7583#L499 assume { :end_inline_assert } true; 7454#L472-2 [2021-12-28 09:51:24,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 9 times [2021-12-28 09:51:24,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816452372] [2021-12-28 09:51:24,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,500 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,508 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,508 INFO L85 PathProgramCache]: Analyzing trace with hash -165955760, now seen corresponding path program 1 times [2021-12-28 09:51:24,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708851044] [2021-12-28 09:51:24,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708851044] [2021-12-28 09:51:24,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708851044] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730673999] [2021-12-28 09:51:24,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,540 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,541 INFO L87 Difference]: Start difference. First operand 1518 states and 2174 transitions. cyclomatic complexity: 657 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,555 INFO L93 Difference]: Finished difference Result 2862 states and 4046 transitions. [2021-12-28 09:51:24,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2862 states and 4046 transitions. [2021-12-28 09:51:24,566 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2816 [2021-12-28 09:51:24,575 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2862 states to 2862 states and 4046 transitions. [2021-12-28 09:51:24,575 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2862 [2021-12-28 09:51:24,576 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2862 [2021-12-28 09:51:24,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2862 states and 4046 transitions. [2021-12-28 09:51:24,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,578 INFO L681 BuchiCegarLoop]: Abstraction has 2862 states and 4046 transitions. [2021-12-28 09:51:24,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2862 states and 4046 transitions. [2021-12-28 09:51:24,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2862 to 2798. [2021-12-28 09:51:24,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2798 states have (on average 1.411722659042173) internal successors, (3950), 2797 states have internal predecessors, (3950), 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) [2021-12-28 09:51:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3950 transitions. [2021-12-28 09:51:24,605 INFO L704 BuchiCegarLoop]: Abstraction has 2798 states and 3950 transitions. [2021-12-28 09:51:24,606 INFO L587 BuchiCegarLoop]: Abstraction has 2798 states and 3950 transitions. [2021-12-28 09:51:24,606 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-28 09:51:24,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2798 states and 3950 transitions. [2021-12-28 09:51:24,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-28 09:51:24,614 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,614 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,615 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,615 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,615 INFO L791 eck$LassoCheckResult]: Stem: 11851#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 11772#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 11773#L233 assume 0 == ~r1~0 % 256; 11814#L234 assume ~id1~0 >= 0; 11819#L235 assume 0 == ~st1~0; 11805#L236 assume ~send1~0 == ~id1~0; 11806#L237 assume 0 == ~mode1~0 % 256; 11757#L238 assume ~id2~0 >= 0; 11758#L239 assume 0 == ~st2~0; 11755#L240 assume ~send2~0 == ~id2~0; 11756#L241 assume 0 == ~mode2~0 % 256; 11760#L242 assume ~id3~0 >= 0; 11828#L243 assume 0 == ~st3~0; 11733#L244 assume ~send3~0 == ~id3~0; 11734#L245 assume 0 == ~mode3~0 % 256; 11759#L246 assume ~id4~0 >= 0; 11813#L247 assume 0 == ~st4~0; 11842#L248 assume ~send4~0 == ~id4~0; 11729#L249 assume 0 == ~mode4~0 % 256; 11730#L250 assume ~id5~0 >= 0; 11831#L251 assume 0 == ~st5~0; 11788#L252 assume ~send5~0 == ~id5~0; 11789#L253 assume 0 == ~mode5~0 % 256; 11799#L254 assume ~id6~0 >= 0; 11749#L255 assume 0 == ~st6~0; 11750#L256 assume ~send6~0 == ~id6~0; 11790#L257 assume 0 == ~mode6~0 % 256; 11763#L258 assume ~id1~0 != ~id2~0; 11764#L259 assume ~id1~0 != ~id3~0; 11815#L260 assume ~id1~0 != ~id4~0; 11816#L261 assume ~id1~0 != ~id5~0; 11803#L262 assume ~id1~0 != ~id6~0; 11804#L263 assume ~id2~0 != ~id3~0; 11807#L264 assume ~id2~0 != ~id4~0; 11808#L265 assume ~id2~0 != ~id5~0; 11737#L266 assume ~id2~0 != ~id6~0; 11738#L267 assume ~id3~0 != ~id4~0; 11751#L268 assume ~id3~0 != ~id5~0; 11752#L269 assume ~id3~0 != ~id6~0; 11735#L270 assume ~id4~0 != ~id5~0; 11736#L271 assume ~id4~0 != ~id6~0; 11765#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 11777#L233-1 init_#res#1 := init_~tmp~0#1; 11743#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 11744#L22 assume !(0 == assume_abort_if_not_~cond#1); 11776#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 11838#L472-2 [2021-12-28 09:51:24,616 INFO L793 eck$LassoCheckResult]: Loop: 11838#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 13612#L78 assume !(0 != ~mode1~0 % 256); 13613#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 13606#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 13607#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13600#L109 assume !(0 != ~mode2~0 % 256); 13598#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 13595#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 13583#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 13584#L134 assume !(0 != ~mode3~0 % 256); 13582#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 13579#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 13578#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 13577#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 13573#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 13571#L162-1 ~mode4~0 := 0; 13570#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 13569#L184 assume !(0 != ~mode5~0 % 256); 13099#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 13091#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 13092#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 13083#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 13084#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 13071#L212-1 ~mode6~0 := 0; 13072#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 13063#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 13064#L403 assume !(~r1~0 % 256 >= 6); 13055#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13056#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13047#L402-1 check_#res#1 := check_~tmp~1#1; 13048#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13039#L504 assume !(0 == assert_~arg#1 % 256); 13040#L499 assume { :end_inline_assert } true; 13029#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 13030#L78 assume 0 != ~mode1~0 % 256; 13019#L79 assume !(255 == ~r1~0 % 256); 13020#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 13013#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 12787#L85-1 ~mode1~0 := 0; 13005#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 13006#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 12999#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 12908#L112-1 ~mode2~0 := 0; 12993#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 12994#L134 assume !(0 != ~mode3~0 % 256); 12989#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 12852#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 12851#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 12850#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 12843#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 12093#L162-1 ~mode4~0 := 0; 12135#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 12128#L184 assume !(0 != ~mode5~0 % 256); 11826#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 11827#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 11829#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 11830#L209 assume !(0 != ~mode6~0 % 256); 12287#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 12285#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 12283#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 12281#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 12276#L403 assume !(~r1~0 % 256 >= 6); 12277#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 13623#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 13622#L402-1 check_#res#1 := check_~tmp~1#1; 13621#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 13619#L504 assume !(0 == assert_~arg#1 % 256); 13617#L499 assume { :end_inline_assert } true; 11838#L472-2 [2021-12-28 09:51:24,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 10 times [2021-12-28 09:51:24,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437808611] [2021-12-28 09:51:24,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,622 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,628 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,629 INFO L85 PathProgramCache]: Analyzing trace with hash 538410044, now seen corresponding path program 1 times [2021-12-28 09:51:24,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862012634] [2021-12-28 09:51:24,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862012634] [2021-12-28 09:51:24,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862012634] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812047886] [2021-12-28 09:51:24,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,655 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,655 INFO L87 Difference]: Start difference. First operand 2798 states and 3950 transitions. cyclomatic complexity: 1153 Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2021-12-28 09:51:24,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,671 INFO L93 Difference]: Finished difference Result 2828 states and 3963 transitions. [2021-12-28 09:51:24,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2828 states and 3963 transitions. [2021-12-28 09:51:24,681 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-28 09:51:24,689 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2828 states to 2828 states and 3963 transitions. [2021-12-28 09:51:24,689 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2828 [2021-12-28 09:51:24,691 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2828 [2021-12-28 09:51:24,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2828 states and 3963 transitions. [2021-12-28 09:51:24,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,693 INFO L681 BuchiCegarLoop]: Abstraction has 2828 states and 3963 transitions. [2021-12-28 09:51:24,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2828 states and 3963 transitions. [2021-12-28 09:51:24,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2828 to 2820. [2021-12-28 09:51:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 2820 states have (on average 1.400354609929078) internal successors, (3949), 2819 states have internal predecessors, (3949), 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) [2021-12-28 09:51:24,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3949 transitions. [2021-12-28 09:51:24,718 INFO L704 BuchiCegarLoop]: Abstraction has 2820 states and 3949 transitions. [2021-12-28 09:51:24,718 INFO L587 BuchiCegarLoop]: Abstraction has 2820 states and 3949 transitions. [2021-12-28 09:51:24,718 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-28 09:51:24,718 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2820 states and 3949 transitions. [2021-12-28 09:51:24,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-28 09:51:24,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,726 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,726 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,726 INFO L791 eck$LassoCheckResult]: Stem: 17477#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 17406#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 17407#L233 assume 0 == ~r1~0 % 256; 17444#L234 assume ~id1~0 >= 0; 17448#L235 assume 0 == ~st1~0; 17435#L236 assume ~send1~0 == ~id1~0; 17436#L237 assume 0 == ~mode1~0 % 256; 17388#L238 assume ~id2~0 >= 0; 17389#L239 assume 0 == ~st2~0; 17386#L240 assume ~send2~0 == ~id2~0; 17387#L241 assume 0 == ~mode2~0 % 256; 17391#L242 assume ~id3~0 >= 0; 17457#L243 assume 0 == ~st3~0; 17365#L244 assume ~send3~0 == ~id3~0; 17366#L245 assume 0 == ~mode3~0 % 256; 17390#L246 assume ~id4~0 >= 0; 17443#L247 assume 0 == ~st4~0; 17472#L248 assume ~send4~0 == ~id4~0; 17363#L249 assume 0 == ~mode4~0 % 256; 17364#L250 assume ~id5~0 >= 0; 17460#L251 assume 0 == ~st5~0; 17419#L252 assume ~send5~0 == ~id5~0; 17420#L253 assume 0 == ~mode5~0 % 256; 17430#L254 assume ~id6~0 >= 0; 17380#L255 assume 0 == ~st6~0; 17381#L256 assume ~send6~0 == ~id6~0; 17421#L257 assume 0 == ~mode6~0 % 256; 17394#L258 assume ~id1~0 != ~id2~0; 17395#L259 assume ~id1~0 != ~id3~0; 17445#L260 assume ~id1~0 != ~id4~0; 17446#L261 assume ~id1~0 != ~id5~0; 17433#L262 assume ~id1~0 != ~id6~0; 17434#L263 assume ~id2~0 != ~id3~0; 17437#L264 assume ~id2~0 != ~id4~0; 17438#L265 assume ~id2~0 != ~id5~0; 17369#L266 assume ~id2~0 != ~id6~0; 17370#L267 assume ~id3~0 != ~id4~0; 17382#L268 assume ~id3~0 != ~id5~0; 17383#L269 assume ~id3~0 != ~id6~0; 17367#L270 assume ~id4~0 != ~id5~0; 17368#L271 assume ~id4~0 != ~id6~0; 17396#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 17409#L233-1 init_#res#1 := init_~tmp~0#1; 17374#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 17375#L22 assume !(0 == assume_abort_if_not_~cond#1); 17408#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 17467#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 20125#L78 assume !(0 != ~mode1~0 % 256); 20126#L97 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 20144#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 20143#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 20142#L109 assume !(0 != ~mode2~0 % 256); 17417#L122 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 17418#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 20086#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 20087#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17479#L137 [2021-12-28 09:51:24,726 INFO L793 eck$LassoCheckResult]: Loop: 17479#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 19352#L137-1 ~mode3~0 := 0; 19351#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 19350#L159 assume !(0 != ~mode4~0 % 256); 19346#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 19345#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 19341#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19339#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 19337#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 19335#L187-1 ~mode5~0 := 0; 19334#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 19332#L209 assume !(0 != ~mode6~0 % 256); 19333#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 19515#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 19513#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 19511#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 19509#L403 assume !(~r1~0 % 256 >= 6); 19470#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 19466#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 19465#L402-1 check_#res#1 := check_~tmp~1#1; 19462#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 19460#L504 assume !(0 == assert_~arg#1 % 256); 19458#L499 assume { :end_inline_assert } true; 19426#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19418#L78 assume 0 != ~mode1~0 % 256; 18375#L79 assume !(255 == ~r1~0 % 256); 19408#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 19401#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 17653#L85-1 ~mode1~0 := 0; 19397#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19391#L109 assume !(0 != ~mode2~0 % 256); 19392#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 19625#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 19621#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 19619#L134 assume !(0 != ~mode3~0 % 256); 19617#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 19614#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 19612#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 19608#L159 assume !(0 != ~mode4~0 % 256); 19606#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 19603#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 19602#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19598#L184 assume !(0 != ~mode5~0 % 256); 18063#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 19595#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 17591#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 17592#L209 assume !(0 != ~mode6~0 % 256); 17576#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 17577#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 18046#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18043#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 18040#L403 assume !(~r1~0 % 256 >= 6); 17546#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 17541#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 17537#L402-1 check_#res#1 := check_~tmp~1#1; 17533#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 17529#L504 assume !(0 == assert_~arg#1 % 256); 17525#L499 assume { :end_inline_assert } true; 17521#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 17513#L78 assume !(0 != ~mode1~0 % 256); 17514#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 19150#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 19148#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19146#L109 assume !(0 != ~mode2~0 % 256); 17500#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 17495#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 17496#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 17478#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 17479#L137 [2021-12-28 09:51:24,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1213500865, now seen corresponding path program 1 times [2021-12-28 09:51:24,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306524153] [2021-12-28 09:51:24,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306524153] [2021-12-28 09:51:24,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306524153] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-28 09:51:24,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239754870] [2021-12-28 09:51:24,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,744 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-28 09:51:24,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,744 INFO L85 PathProgramCache]: Analyzing trace with hash 130121488, now seen corresponding path program 1 times [2021-12-28 09:51:24,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625846372] [2021-12-28 09:51:24,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:51:24,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625846372] [2021-12-28 09:51:24,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625846372] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430040368] [2021-12-28 09:51:24,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:24,769 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:51:24,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:51:24,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 09:51:24,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-28 09:51:24,770 INFO L87 Difference]: Start difference. First operand 2820 states and 3949 transitions. cyclomatic complexity: 1130 Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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) [2021-12-28 09:51:24,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:51:24,803 INFO L93 Difference]: Finished difference Result 2820 states and 3947 transitions. [2021-12-28 09:51:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 09:51:24,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2820 states and 3947 transitions. [2021-12-28 09:51:24,811 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-28 09:51:24,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2820 states to 2820 states and 3947 transitions. [2021-12-28 09:51:24,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2820 [2021-12-28 09:51:24,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2820 [2021-12-28 09:51:24,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2820 states and 3947 transitions. [2021-12-28 09:51:24,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:51:24,822 INFO L681 BuchiCegarLoop]: Abstraction has 2820 states and 3947 transitions. [2021-12-28 09:51:24,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2820 states and 3947 transitions. [2021-12-28 09:51:24,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2820 to 2798. [2021-12-28 09:51:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2798 states have (on average 1.4002859185132237) internal successors, (3918), 2797 states have internal predecessors, (3918), 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) [2021-12-28 09:51:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3918 transitions. [2021-12-28 09:51:24,849 INFO L704 BuchiCegarLoop]: Abstraction has 2798 states and 3918 transitions. [2021-12-28 09:51:24,849 INFO L587 BuchiCegarLoop]: Abstraction has 2798 states and 3918 transitions. [2021-12-28 09:51:24,849 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-28 09:51:24,849 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2798 states and 3918 transitions. [2021-12-28 09:51:24,854 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2752 [2021-12-28 09:51:24,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:51:24,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:51:24,855 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,855 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:51:24,855 INFO L791 eck$LassoCheckResult]: Stem: 23123#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(34, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 23051#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~id1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~st1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~send1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~mode1~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode2~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~id3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~st3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~send3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~mode3~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~id4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~st4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~send4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~mode4~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~id5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~st5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~send5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~mode5~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~id6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~st6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~send6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~mode6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 23052#L233 assume 0 == ~r1~0 % 256; 23089#L234 assume ~id1~0 >= 0; 23093#L235 assume 0 == ~st1~0; 23080#L236 assume ~send1~0 == ~id1~0; 23081#L237 assume 0 == ~mode1~0 % 256; 23035#L238 assume ~id2~0 >= 0; 23036#L239 assume 0 == ~st2~0; 23033#L240 assume ~send2~0 == ~id2~0; 23034#L241 assume 0 == ~mode2~0 % 256; 23040#L242 assume ~id3~0 >= 0; 23103#L243 assume 0 == ~st3~0; 23012#L244 assume ~send3~0 == ~id3~0; 23013#L245 assume 0 == ~mode3~0 % 256; 23037#L246 assume ~id4~0 >= 0; 23088#L247 assume 0 == ~st4~0; 23116#L248 assume ~send4~0 == ~id4~0; 23010#L249 assume 0 == ~mode4~0 % 256; 23011#L250 assume ~id5~0 >= 0; 23106#L251 assume 0 == ~st5~0; 23065#L252 assume ~send5~0 == ~id5~0; 23066#L253 assume 0 == ~mode5~0 % 256; 23075#L254 assume ~id6~0 >= 0; 23027#L255 assume 0 == ~st6~0; 23028#L256 assume ~send6~0 == ~id6~0; 23067#L257 assume 0 == ~mode6~0 % 256; 23041#L258 assume ~id1~0 != ~id2~0; 23042#L259 assume ~id1~0 != ~id3~0; 23090#L260 assume ~id1~0 != ~id4~0; 23091#L261 assume ~id1~0 != ~id5~0; 23078#L262 assume ~id1~0 != ~id6~0; 23079#L263 assume ~id2~0 != ~id3~0; 23084#L264 assume ~id2~0 != ~id4~0; 23085#L265 assume ~id2~0 != ~id5~0; 23016#L266 assume ~id2~0 != ~id6~0; 23017#L267 assume ~id3~0 != ~id4~0; 23029#L268 assume ~id3~0 != ~id5~0; 23030#L269 assume ~id3~0 != ~id6~0; 23014#L270 assume ~id4~0 != ~id5~0; 23015#L271 assume ~id4~0 != ~id6~0; 23043#L272 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 23054#L233-1 init_#res#1 := init_~tmp~0#1; 23021#L394 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 23022#L22 assume !(0 == assume_abort_if_not_~cond#1); 23053#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 23058#L472-2 [2021-12-28 09:51:24,855 INFO L793 eck$LassoCheckResult]: Loop: 23058#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25610#L78 assume !(0 != ~mode1~0 % 256); 25608#L97 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25607#L97-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25606#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 23120#L109 assume !(0 != ~mode2~0 % 256); 23121#L122 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 25505#L122-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25438#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 23633#L134 assume !(0 != ~mode3~0 % 256); 23631#L147 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 23628#L147-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 23629#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24136#L159 assume !(0 != ~mode4~0 % 256); 23619#L172 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 23620#L172-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 23491#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 23492#L184 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 23522#L187 assume !(node5_~m5~0#1 != ~nomsg~0); 23521#L187-1 ~mode5~0 := 0; 23513#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 23514#L209 assume 0 != ~mode6~0 % 256;node6_~m6~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 25292#L212 assume !(node6_~m6~0#1 != ~nomsg~0); 25290#L212-1 ~mode6~0 := 0; 25289#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25288#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 25287#L403 assume !(~r1~0 % 256 >= 6); 25286#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 25285#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 25284#L402-1 check_#res#1 := check_~tmp~1#1; 25283#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 25282#L504 assume !(0 == assert_~arg#1 % 256); 25281#L499 assume { :end_inline_assert } true; 25280#L472-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25279#L78 assume 0 != ~mode1~0 % 256; 24800#L79 assume !(255 == ~r1~0 % 256); 25278#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 25276#L85 assume !(node1_~m1~0#1 != ~nomsg~0); 24903#L85-1 ~mode1~0 := 0; 25271#L78-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 23131#L109 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 23132#L112 assume !(node2_~m2~0#1 != ~nomsg~0); 25415#L112-1 ~mode2~0 := 0; 25416#L109-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25407#L134 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 25408#L137 assume !(node3_~m3~0#1 != ~nomsg~0); 25372#L137-1 ~mode3~0 := 0; 25373#L134-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 25363#L159 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 25364#L162 assume !(node4_~m4~0#1 != ~nomsg~0); 25310#L162-1 ~mode4~0 := 0; 25306#L159-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 25301#L184 assume !(0 != ~mode5~0 % 256); 25297#L197 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 25175#L197-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 25152#L184-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_#t~ite9#1, node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 25149#L209 assume !(0 != ~mode6~0 % 256); 24184#L222 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite9#1 := ~send6~0; 25114#L222-2 ~p6_new~0 := (if node6_#t~ite9#1 % 256 <= 127 then node6_#t~ite9#1 % 256 else node6_#t~ite9#1 % 256 - 256);havoc node6_#t~ite9#1;~mode6~0 := 1; 25083#L209-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 25080#L402 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 25081#L403 assume !(~r1~0 % 256 >= 6); 25788#L406 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 25787#L407 assume ~r1~0 % 256 < 6;check_~tmp~1#1 := 1; 25786#L402-1 check_#res#1 := check_~tmp~1#1; 25785#L422 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 23102#L504 assume !(0 == assert_~arg#1 % 256); 23057#L499 assume { :end_inline_assert } true; 23058#L472-2 [2021-12-28 09:51:24,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 11 times [2021-12-28 09:51:24,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452216976] [2021-12-28 09:51:24,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,861 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,868 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1208440974, now seen corresponding path program 1 times [2021-12-28 09:51:24,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289660372] [2021-12-28 09:51:24,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,882 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:51:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:51:24,894 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:51:24,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:51:24,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1220176492, now seen corresponding path program 1 times [2021-12-28 09:51:24,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:51:24,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764262931] [2021-12-28 09:51:24,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:51:24,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:51:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:51:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-28 09:51:24,936 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:51:24,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764262931] [2021-12-28 09:51:24,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764262931] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:51:24,936 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:51:24,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 09:51:24,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819259897] [2021-12-28 09:51:24,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:51:27,182 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:51:27,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:51:27,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:51:27,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:51:27,182 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-28 09:51:27,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:51:27,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:51:27,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:51:27,182 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.1.ufo.UNBOUNDED.pals.c_Iteration13_Loop [2021-12-28 09:51:27,182 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:51:27,182 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:51:27,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:27,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:51:28,321 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-12-28 09:51:28,501 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 6912 conjuctions. This might take some time... [2021-12-28 09:51:44,642 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 6912 conjuctions.