./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/insertion_sort-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/loops/insertion_sort-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 295b17c4ca5a4afcf4a0f36e9026f57ef5bd93d017747132380452b1ff4662bd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 20:12:00,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 20:12:00,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 20:12:00,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 20:12:00,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 20:12:00,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 20:12:00,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 20:12:00,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 20:12:00,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 20:12:00,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 20:12:00,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 20:12:00,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 20:12:00,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 20:12:00,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 20:12:00,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 20:12:00,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 20:12:00,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 20:12:00,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 20:12:00,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 20:12:00,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 20:12:00,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 20:12:00,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 20:12:00,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 20:12:00,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 20:12:00,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 20:12:00,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 20:12:00,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 20:12:00,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 20:12:00,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 20:12:00,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 20:12:00,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 20:12:00,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 20:12:00,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 20:12:00,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 20:12:00,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 20:12:00,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 20:12:00,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 20:12:00,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 20:12:00,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 20:12:00,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 20:12:00,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 20:12:00,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-22 20:12:00,173 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 20:12:00,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 20:12:00,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 20:12:00,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 20:12:00,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 20:12:00,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 20:12:00,175 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 20:12:00,175 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 20:12:00,176 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 20:12:00,176 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 20:12:00,176 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 20:12:00,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 20:12:00,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 20:12:00,178 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 20:12:00,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 20:12:00,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 20:12:00,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 20:12:00,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 20:12:00,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 20:12:00,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 20:12:00,180 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 20:12:00,180 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 295b17c4ca5a4afcf4a0f36e9026f57ef5bd93d017747132380452b1ff4662bd [2021-12-22 20:12:00,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 20:12:00,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 20:12:00,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 20:12:00,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 20:12:00,407 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 20:12:00,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/insertion_sort-1.c [2021-12-22 20:12:00,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3bb3dc3/33ef6496063948d99b147e9015049528/FLAGedac2dd51 [2021-12-22 20:12:00,783 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 20:12:00,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-1.c [2021-12-22 20:12:00,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3bb3dc3/33ef6496063948d99b147e9015049528/FLAGedac2dd51 [2021-12-22 20:12:01,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3bb3dc3/33ef6496063948d99b147e9015049528 [2021-12-22 20:12:01,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 20:12:01,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 20:12:01,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 20:12:01,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 20:12:01,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 20:12:01,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8393005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01, skipping insertion in model container [2021-12-22 20:12:01,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 20:12:01,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 20:12:01,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-1.c[328,341] [2021-12-22 20:12:01,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:12:01,366 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 20:12:01,374 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/insertion_sort-1.c[328,341] [2021-12-22 20:12:01,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 20:12:01,387 INFO L208 MainTranslator]: Completed translation [2021-12-22 20:12:01,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01 WrapperNode [2021-12-22 20:12:01,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 20:12:01,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 20:12:01,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 20:12:01,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 20:12:01,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,419 INFO L137 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2021-12-22 20:12:01,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 20:12:01,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 20:12:01,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 20:12:01,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 20:12:01,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 20:12:01,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 20:12:01,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 20:12:01,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 20:12:01,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (1/1) ... [2021-12-22 20:12:01,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:01,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:01,477 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) [2021-12-22 20:12:01,495 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 [2021-12-22 20:12:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 20:12:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 20:12:01,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 20:12:01,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 20:12:01,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 20:12:01,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 20:12:01,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 20:12:01,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 20:12:01,561 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 20:12:01,562 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 20:12:01,678 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 20:12:01,682 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 20:12:01,682 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-22 20:12:01,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:12:01 BoogieIcfgContainer [2021-12-22 20:12:01,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 20:12:01,684 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 20:12:01,685 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 20:12:01,689 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 20:12:01,689 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:12:01,689 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 08:12:01" (1/3) ... [2021-12-22 20:12:01,690 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@552625bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:12:01, skipping insertion in model container [2021-12-22 20:12:01,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:12:01,691 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:12:01" (2/3) ... [2021-12-22 20:12:01,691 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@552625bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 08:12:01, skipping insertion in model container [2021-12-22 20:12:01,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 20:12:01,691 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:12:01" (3/3) ... [2021-12-22 20:12:01,692 INFO L388 chiAutomizerObserver]: Analyzing ICFG insertion_sort-1.c [2021-12-22 20:12:01,722 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 20:12:01,722 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 20:12:01,722 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 20:12:01,722 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 20:12:01,722 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 20:12:01,723 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 20:12:01,723 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 20:12:01,723 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 20:12:01,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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) [2021-12-22 20:12:01,767 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2021-12-22 20:12:01,768 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:01,768 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:01,772 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 20:12:01,772 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-22 20:12:01,772 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 20:12:01,772 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 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) [2021-12-22 20:12:01,774 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2021-12-22 20:12:01,774 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:01,774 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:01,774 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 20:12:01,774 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-22 20:12:01,779 INFO L791 eck$LassoCheckResult]: Stem: 6#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(19, 2);call #Ultimate.allocInit(12, 3); 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 12#L17-3true [2021-12-22 20:12:01,779 INFO L793 eck$LassoCheckResult]: Loop: 12#L17-3true assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 16#L17-2true main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12#L17-3true [2021-12-22 20:12:01,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:01,783 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-22 20:12:01,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:01,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412303404] [2021-12-22 20:12:01,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:01,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:01,883 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:01,923 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:01,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:01,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-12-22 20:12:01,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:01,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636916931] [2021-12-22 20:12:01,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:01,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:01,948 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:01,964 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:01,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:01,966 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-12-22 20:12:01,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:01,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920792294] [2021-12-22 20:12:01,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:01,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:02,009 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:02,027 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:02,391 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:12:02,392 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:12:02,392 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:12:02,392 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:12:02,392 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:12:02,392 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:02,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:12:02,393 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:12:02,393 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration1_Lasso [2021-12-22 20:12:02,393 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:12:02,393 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:12:02,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:02,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:03,271 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:12:03,273 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:12:03,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,276 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) [2021-12-22 20:12:03,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,295 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 [2021-12-22 20:12:03,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:03,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,323 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) [2021-12-22 20:12:03,324 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 [2021-12-22 20:12:03,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,367 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 [2021-12-22 20:12:03,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,368 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) [2021-12-22 20:12:03,369 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 [2021-12-22 20:12:03,370 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 [2021-12-22 20:12:03,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,401 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 [2021-12-22 20:12:03,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,402 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) [2021-12-22 20:12:03,403 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 [2021-12-22 20:12:03,404 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 [2021-12-22 20:12:03,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-22 20:12:03,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,442 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) [2021-12-22 20:12:03,443 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 [2021-12-22 20:12:03,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,467 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 [2021-12-22 20:12:03,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,470 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) [2021-12-22 20:12:03,471 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 [2021-12-22 20:12:03,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:03,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:03,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,521 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 [2021-12-22 20:12:03,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,522 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) [2021-12-22 20:12:03,522 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 [2021-12-22 20:12:03,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,552 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 [2021-12-22 20:12:03,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,553 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) [2021-12-22 20:12:03,554 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 [2021-12-22 20:12:03,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,587 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 [2021-12-22 20:12:03,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,588 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) [2021-12-22 20:12:03,588 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 [2021-12-22 20:12:03,590 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 [2021-12-22 20:12:03,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-22 20:12:03,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,624 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) [2021-12-22 20:12:03,629 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 [2021-12-22 20:12:03,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:03,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:03,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:03,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,667 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 [2021-12-22 20:12:03,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,668 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) [2021-12-22 20:12:03,668 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 [2021-12-22 20:12:03,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:03,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:03,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:03,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:03,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:03,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,709 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) [2021-12-22 20:12:03,710 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 [2021-12-22 20:12:03,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:03,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:03,717 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-22 20:12:03,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:03,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:03,727 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-12-22 20:12:03,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:03,743 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:12:03,770 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2021-12-22 20:12:03,770 INFO L444 ModelExtractionUtils]: 9 out of 25 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-12-22 20:12:03,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:03,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:03,772 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) [2021-12-22 20:12:03,773 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 [2021-12-22 20:12:03,774 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:12:03,795 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-22 20:12:03,795 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:12:03,796 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1 - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [1*ULTIMATE.start_main_~#v~0#1.offset >= 0] [2021-12-22 20:12:03,812 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 [2021-12-22 20:12:03,826 INFO L297 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2021-12-22 20:12:03,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:03,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-22 20:12:03,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:03,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-22 20:12:03,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:03,919 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-22 20:12:03,921 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-12-22 20:12:03,974 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 67 transitions. Complement of second has 8 states. [2021-12-22 20:12:03,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:12:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-12-22 20:12:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 33 transitions. [2021-12-22 20:12:03,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 2 letters. Loop has 2 letters. [2021-12-22 20:12:03,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:03,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 4 letters. Loop has 2 letters. [2021-12-22 20:12:03,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:03,981 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 33 transitions. Stem has 2 letters. Loop has 4 letters. [2021-12-22 20:12:03,981 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:03,981 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 67 transitions. [2021-12-22 20:12:03,983 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2021-12-22 20:12:03,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 20 states and 29 transitions. [2021-12-22 20:12:03,986 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-22 20:12:03,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2021-12-22 20:12:03,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2021-12-22 20:12:03,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:12:03,987 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2021-12-22 20:12:03,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2021-12-22 20:12:04,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-12-22 20:12:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2021-12-22 20:12:04,004 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2021-12-22 20:12:04,004 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2021-12-22 20:12:04,004 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-22 20:12:04,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2021-12-22 20:12:04,004 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2021-12-22 20:12:04,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:04,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:04,005 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-22 20:12:04,005 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-22 20:12:04,005 INFO L791 eck$LassoCheckResult]: Stem: 147#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(19, 2);call #Ultimate.allocInit(12, 3); 148#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 151#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 152#L17-4 main_~j~0#1 := 1; 145#L19-3 [2021-12-22 20:12:04,005 INFO L793 eck$LassoCheckResult]: Loop: 145#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 141#L22-5 assume !true; 142#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 144#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 145#L19-3 [2021-12-22 20:12:04,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,005 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2021-12-22 20:12:04,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567337268] [2021-12-22 20:12:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,012 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,022 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:04,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1687228, now seen corresponding path program 1 times [2021-12-22 20:12:04,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102632967] [2021-12-22 20:12:04,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:04,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:04,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102632967] [2021-12-22 20:12:04,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102632967] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:12:04,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:12:04,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 20:12:04,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627656612] [2021-12-22 20:12:04,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:12:04,040 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-22 20:12:04,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:04,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-22 20:12:04,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-22 20:12:04,043 INFO L87 Difference]: Start difference. First operand 20 states and 29 transitions. cyclomatic complexity: 12 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-12-22 20:12:04,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:04,046 INFO L93 Difference]: Finished difference Result 20 states and 26 transitions. [2021-12-22 20:12:04,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-22 20:12:04,046 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 26 transitions. [2021-12-22 20:12:04,047 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-22 20:12:04,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 25 transitions. [2021-12-22 20:12:04,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-22 20:12:04,047 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-22 20:12:04,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2021-12-22 20:12:04,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:12:04,048 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2021-12-22 20:12:04,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2021-12-22 20:12:04,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-12-22 20:12:04,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 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) [2021-12-22 20:12:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2021-12-22 20:12:04,049 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2021-12-22 20:12:04,049 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2021-12-22 20:12:04,049 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-22 20:12:04,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2021-12-22 20:12:04,049 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-22 20:12:04,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:04,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:04,050 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-22 20:12:04,050 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:12:04,050 INFO L791 eck$LassoCheckResult]: Stem: 190#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 191#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 195#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 196#L17-4 main_~j~0#1 := 1; 189#L19-3 [2021-12-22 20:12:04,050 INFO L793 eck$LassoCheckResult]: Loop: 189#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 186#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 187#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 192#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 204#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 188#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 189#L19-3 [2021-12-22 20:12:04,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 2 times [2021-12-22 20:12:04,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164083207] [2021-12-22 20:12:04,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,057 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,064 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:04,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 1 times [2021-12-22 20:12:04,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638091894] [2021-12-22 20:12:04,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,088 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,095 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:04,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1970718008, now seen corresponding path program 1 times [2021-12-22 20:12:04,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206344435] [2021-12-22 20:12:04,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,109 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 [2021-12-22 20:12:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:04,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:04,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:04,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206344435] [2021-12-22 20:12:04,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206344435] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:12:04,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:12:04,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:12:04,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189523577] [2021-12-22 20:12:04,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:12:04,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:04,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:12:04,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:12:04,298 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:04,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:04,354 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2021-12-22 20:12:04,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:12:04,356 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2021-12-22 20:12:04,357 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-22 20:12:04,358 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 25 transitions. [2021-12-22 20:12:04,358 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-22 20:12:04,359 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-22 20:12:04,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 25 transitions. [2021-12-22 20:12:04,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:12:04,359 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2021-12-22 20:12:04,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 25 transitions. [2021-12-22 20:12:04,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2021-12-22 20:12:04,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 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) [2021-12-22 20:12:04,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-12-22 20:12:04,361 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-12-22 20:12:04,361 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-12-22 20:12:04,361 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-22 20:12:04,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-12-22 20:12:04,363 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-22 20:12:04,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:04,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:04,363 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:12:04,363 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:12:04,363 INFO L791 eck$LassoCheckResult]: Stem: 248#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 249#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 250#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 251#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 252#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 253#L17-4 main_~j~0#1 := 1; 244#L19-3 [2021-12-22 20:12:04,363 INFO L793 eck$LassoCheckResult]: Loop: 244#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 241#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 242#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 245#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 259#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 243#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 244#L19-3 [2021-12-22 20:12:04,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,364 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2021-12-22 20:12:04,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795083096] [2021-12-22 20:12:04,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,377 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,385 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:04,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 2 times [2021-12-22 20:12:04,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539820215] [2021-12-22 20:12:04,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,391 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:04,396 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:04,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:04,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1315520442, now seen corresponding path program 1 times [2021-12-22 20:12:04,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:04,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180843267] [2021-12-22 20:12:04,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:04,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:04,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:04,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180843267] [2021-12-22 20:12:04,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180843267] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 20:12:04,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510135125] [2021-12-22 20:12:04,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:04,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 20:12:04,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:04,586 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 20:12:04,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-22 20:12:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:04,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 20:12:04,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:04,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 20:12:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:04,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510135125] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 20:12:04,744 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 20:12:04,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2021-12-22 20:12:04,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740161997] [2021-12-22 20:12:04,745 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 20:12:04,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:04,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-22 20:12:04,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-12-22 20:12:04,863 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 8 Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 13 states have internal predecessors, (24), 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) [2021-12-22 20:12:04,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:04,996 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2021-12-22 20:12:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 20:12:04,999 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 48 transitions. [2021-12-22 20:12:05,020 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 21 [2021-12-22 20:12:05,021 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 35 states and 44 transitions. [2021-12-22 20:12:05,021 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-12-22 20:12:05,021 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2021-12-22 20:12:05,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 44 transitions. [2021-12-22 20:12:05,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 20:12:05,021 INFO L681 BuchiCegarLoop]: Abstraction has 35 states and 44 transitions. [2021-12-22 20:12:05,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 44 transitions. [2021-12-22 20:12:05,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 21. [2021-12-22 20:12:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 20 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:05,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 26 transitions. [2021-12-22 20:12:05,024 INFO L704 BuchiCegarLoop]: Abstraction has 21 states and 26 transitions. [2021-12-22 20:12:05,024 INFO L587 BuchiCegarLoop]: Abstraction has 21 states and 26 transitions. [2021-12-22 20:12:05,024 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-22 20:12:05,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 26 transitions. [2021-12-22 20:12:05,025 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2021-12-22 20:12:05,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:05,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:05,025 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2021-12-22 20:12:05,025 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-22 20:12:05,025 INFO L791 eck$LassoCheckResult]: Stem: 391#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 396#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 397#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 398#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 399#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 407#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 400#L17-4 main_~j~0#1 := 1; 388#L19-3 [2021-12-22 20:12:05,025 INFO L793 eck$LassoCheckResult]: Loop: 388#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 389#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 390#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 393#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 406#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 387#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 388#L19-3 [2021-12-22 20:12:05,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:05,026 INFO L85 PathProgramCache]: Analyzing trace with hash 265236367, now seen corresponding path program 2 times [2021-12-22 20:12:05,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:05,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440754898] [2021-12-22 20:12:05,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:05,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,036 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,043 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:05,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:05,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1602376878, now seen corresponding path program 3 times [2021-12-22 20:12:05,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:05,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682182510] [2021-12-22 20:12:05,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:05,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,049 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,054 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:05,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:05,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1264115268, now seen corresponding path program 2 times [2021-12-22 20:12:05,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:05,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775844651] [2021-12-22 20:12:05,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:05,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,068 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:05,080 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:05,380 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:12:05,380 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:12:05,380 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:12:05,380 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:12:05,380 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:12:05,380 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:05,380 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:12:05,380 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:12:05,380 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration5_Lasso [2021-12-22 20:12:05,380 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:12:05,380 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:12:05,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:05,988 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:12:05,989 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:12:05,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:05,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:05,990 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) [2021-12-22 20:12:06,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,015 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 [2021-12-22 20:12:06,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,033 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 [2021-12-22 20:12:06,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,034 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) [2021-12-22 20:12:06,035 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 [2021-12-22 20:12:06,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,076 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 [2021-12-22 20:12:06,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,079 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) [2021-12-22 20:12:06,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,095 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 [2021-12-22 20:12:06,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,126 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 [2021-12-22 20:12:06,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,127 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) [2021-12-22 20:12:06,128 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 [2021-12-22 20:12:06,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,165 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) [2021-12-22 20:12:06,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,183 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 [2021-12-22 20:12:06,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,209 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 [2021-12-22 20:12:06,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,210 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) [2021-12-22 20:12:06,212 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 [2021-12-22 20:12:06,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,278 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) [2021-12-22 20:12:06,279 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 [2021-12-22 20:12:06,280 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 [2021-12-22 20:12:06,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-22 20:12:06,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,318 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) [2021-12-22 20:12:06,319 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 [2021-12-22 20:12:06,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,355 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 [2021-12-22 20:12:06,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,356 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) [2021-12-22 20:12:06,357 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 [2021-12-22 20:12:06,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,391 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 [2021-12-22 20:12:06,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,393 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) [2021-12-22 20:12:06,395 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 [2021-12-22 20:12:06,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,402 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,437 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 [2021-12-22 20:12:06,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,440 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) [2021-12-22 20:12:06,441 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 [2021-12-22 20:12:06,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-22 20:12:06,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,478 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) [2021-12-22 20:12:06,478 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 [2021-12-22 20:12:06,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-22 20:12:06,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,506 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) [2021-12-22 20:12:06,506 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 [2021-12-22 20:12:06,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,532 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 [2021-12-22 20:12:06,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,533 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) [2021-12-22 20:12:06,535 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 [2021-12-22 20:12:06,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,542 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,573 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) [2021-12-22 20:12:06,573 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 [2021-12-22 20:12:06,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,598 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 [2021-12-22 20:12:06,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,599 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) [2021-12-22 20:12:06,600 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 [2021-12-22 20:12:06,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-22 20:12:06,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,637 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) [2021-12-22 20:12:06,637 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 [2021-12-22 20:12:06,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-22 20:12:06,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,675 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) [2021-12-22 20:12:06,675 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 [2021-12-22 20:12:06,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,720 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) [2021-12-22 20:12:06,721 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 [2021-12-22 20:12:06,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-22 20:12:06,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,748 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) [2021-12-22 20:12:06,748 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 [2021-12-22 20:12:06,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-22 20:12:06,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,774 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) [2021-12-22 20:12:06,775 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 [2021-12-22 20:12:06,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:06,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:06,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:06,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:06,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,825 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) [2021-12-22 20:12:06,826 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 [2021-12-22 20:12:06,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:06,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:06,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:06,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:06,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:06,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:06,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:06,854 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:12:06,864 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-22 20:12:06,864 INFO L444 ModelExtractionUtils]: 12 out of 19 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-12-22 20:12:06,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:06,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:06,866 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) [2021-12-22 20:12:06,870 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 [2021-12-22 20:12:06,871 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:12:06,880 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 20:12:06,880 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:12:06,880 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2 - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2021-12-22 20:12:06,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:06,940 INFO L297 tatePredicateManager]: 14 out of 15 supporting invariants were superfluous and have been removed [2021-12-22 20:12:06,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:06,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:12:06,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:06,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-22 20:12:06,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:07,037 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-12-22 20:12:07,037 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:07,065 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 47 transitions. Complement of second has 7 states. [2021-12-22 20:12:07,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-22 20:12:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 23 transitions. [2021-12-22 20:12:07,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-22 20:12:07,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:07,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 14 letters. Loop has 6 letters. [2021-12-22 20:12:07,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:07,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 8 letters. Loop has 12 letters. [2021-12-22 20:12:07,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:07,071 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 47 transitions. [2021-12-22 20:12:07,071 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:07,072 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 28 states and 38 transitions. [2021-12-22 20:12:07,072 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-22 20:12:07,072 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-12-22 20:12:07,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 38 transitions. [2021-12-22 20:12:07,072 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:07,072 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-22 20:12:07,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 38 transitions. [2021-12-22 20:12:07,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2021-12-22 20:12:07,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.3703703703703705) internal successors, (37), 26 states have internal predecessors, (37), 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) [2021-12-22 20:12:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2021-12-22 20:12:07,073 INFO L704 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-12-22 20:12:07,073 INFO L587 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-12-22 20:12:07,073 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-22 20:12:07,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 37 transitions. [2021-12-22 20:12:07,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:07,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:07,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:07,074 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2021-12-22 20:12:07,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-22 20:12:07,074 INFO L791 eck$LassoCheckResult]: Stem: 581#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(19, 2);call #Ultimate.allocInit(12, 3); 582#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 587#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 588#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 589#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 590#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 601#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 591#L17-4 main_~j~0#1 := 1; 592#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 575#L22-5 [2021-12-22 20:12:07,074 INFO L793 eck$LassoCheckResult]: Loop: 575#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 576#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 583#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 598#L23 assume main_~i~0#1 < 2;call main_#t~mem11#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1; 596#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 575#L22-5 [2021-12-22 20:12:07,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:07,074 INFO L85 PathProgramCache]: Analyzing trace with hash -367607191, now seen corresponding path program 1 times [2021-12-22 20:12:07,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:07,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509885436] [2021-12-22 20:12:07,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:07,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,084 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,091 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:07,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:07,092 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 1 times [2021-12-22 20:12:07,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:07,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587350999] [2021-12-22 20:12:07,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:07,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,095 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,097 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:07,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:07,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1264113600, now seen corresponding path program 1 times [2021-12-22 20:12:07,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:07,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261835991] [2021-12-22 20:12:07,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:07,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:07,165 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:07,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:07,535 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:12:07,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:12:07,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:12:07,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:12:07,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:12:07,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:07,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:12:07,536 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:12:07,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration6_Lasso [2021-12-22 20:12:07,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:12:07,536 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:12:07,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:07,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:08,243 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:12:08,243 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:12:08,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,244 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) [2021-12-22 20:12:08,245 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 [2021-12-22 20:12:08,246 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 [2021-12-22 20:12:08,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,274 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 [2021-12-22 20:12:08,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,275 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) [2021-12-22 20:12:08,278 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 [2021-12-22 20:12:08,279 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 [2021-12-22 20:12:08,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,306 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-22 20:12:08,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,307 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) [2021-12-22 20:12:08,308 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 [2021-12-22 20:12:08,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-22 20:12:08,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,340 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) [2021-12-22 20:12:08,340 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 [2021-12-22 20:12:08,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,366 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 [2021-12-22 20:12:08,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,367 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) [2021-12-22 20:12:08,368 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 [2021-12-22 20:12:08,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,427 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 [2021-12-22 20:12:08,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,435 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) [2021-12-22 20:12:08,436 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 [2021-12-22 20:12:08,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-22 20:12:08,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,462 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) [2021-12-22 20:12:08,463 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 [2021-12-22 20:12:08,464 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 [2021-12-22 20:12:08,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,489 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 [2021-12-22 20:12:08,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,490 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) [2021-12-22 20:12:08,491 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 [2021-12-22 20:12:08,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,515 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 [2021-12-22 20:12:08,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,516 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) [2021-12-22 20:12:08,517 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 [2021-12-22 20:12:08,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,551 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 [2021-12-22 20:12:08,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,552 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) [2021-12-22 20:12:08,552 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 [2021-12-22 20:12:08,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-22 20:12:08,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,578 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) [2021-12-22 20:12:08,578 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 [2021-12-22 20:12:08,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-22 20:12:08,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,611 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) [2021-12-22 20:12:08,612 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 [2021-12-22 20:12:08,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:08,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:08,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:08,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,636 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 [2021-12-22 20:12:08,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,637 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) [2021-12-22 20:12:08,638 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 [2021-12-22 20:12:08,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-22 20:12:08,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,665 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) [2021-12-22 20:12:08,666 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 [2021-12-22 20:12:08,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,692 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 [2021-12-22 20:12:08,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,693 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) [2021-12-22 20:12:08,693 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 [2021-12-22 20:12:08,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:08,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,734 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) [2021-12-22 20:12:08,735 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 [2021-12-22 20:12:08,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:08,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,763 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) [2021-12-22 20:12:08,764 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 [2021-12-22 20:12:08,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,790 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 [2021-12-22 20:12:08,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,791 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) [2021-12-22 20:12:08,791 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 [2021-12-22 20:12:08,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,817 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 [2021-12-22 20:12:08,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,818 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) [2021-12-22 20:12:08,818 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 [2021-12-22 20:12:08,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,844 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 [2021-12-22 20:12:08,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,845 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) [2021-12-22 20:12:08,845 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 [2021-12-22 20:12:08,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-22 20:12:08,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,873 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) [2021-12-22 20:12:08,873 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 [2021-12-22 20:12:08,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:08,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-22 20:12:08,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,907 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) [2021-12-22 20:12:08,907 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 [2021-12-22 20:12:08,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:08,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:08,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:08,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:08,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:08,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:08,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:08,926 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:12:08,942 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-12-22 20:12:08,942 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-12-22 20:12:08,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:08,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:08,943 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) [2021-12-22 20:12:08,944 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 [2021-12-22 20:12:08,946 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:12:08,953 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 20:12:08,953 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:12:08,953 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~j~0#1 + 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2021-12-22 20:12:08,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-22 20:12:09,001 INFO L297 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed [2021-12-22 20:12:09,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:09,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:12:09,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:09,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-22 20:12:09,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:09,140 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-22 20:12:09,140 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 14 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:09,187 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 14. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 84 transitions. Complement of second has 10 states. [2021-12-22 20:12:09,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-22 20:12:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2021-12-22 20:12:09,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 9 letters. Loop has 5 letters. [2021-12-22 20:12:09,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:09,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 14 letters. Loop has 5 letters. [2021-12-22 20:12:09,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:09,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 9 letters. Loop has 10 letters. [2021-12-22 20:12:09,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:09,189 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 84 transitions. [2021-12-22 20:12:09,190 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-12-22 20:12:09,190 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 45 states and 58 transitions. [2021-12-22 20:12:09,190 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-22 20:12:09,190 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-22 20:12:09,190 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 58 transitions. [2021-12-22 20:12:09,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:09,190 INFO L681 BuchiCegarLoop]: Abstraction has 45 states and 58 transitions. [2021-12-22 20:12:09,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 58 transitions. [2021-12-22 20:12:09,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2021-12-22 20:12:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 33 states have internal predecessors, (47), 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) [2021-12-22 20:12:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 47 transitions. [2021-12-22 20:12:09,193 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 47 transitions. [2021-12-22 20:12:09,193 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 47 transitions. [2021-12-22 20:12:09,193 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-22 20:12:09,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 47 transitions. [2021-12-22 20:12:09,193 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:09,193 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:09,193 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:09,194 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-12-22 20:12:09,194 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-22 20:12:09,194 INFO L791 eck$LassoCheckResult]: Stem: 813#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3); 814#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 819#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 820#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 821#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 822#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 835#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 825#L17-4 main_~j~0#1 := 1; 826#L19-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 823#L19-4 main_~k~0#1 := 1; 824#L29-3 [2021-12-22 20:12:09,194 INFO L793 eck$LassoCheckResult]: Loop: 824#L29-3 assume !!(main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem13#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem14#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem13#1 <= main_#t~mem14#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 827#L6 assume !(0 == __VERIFIER_assert_~cond#1); 817#L6-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 818#L29-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 824#L29-3 [2021-12-22 20:12:09,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1489078962, now seen corresponding path program 1 times [2021-12-22 20:12:09,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:09,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693448373] [2021-12-22 20:12:09,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:09,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:09,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693448373] [2021-12-22 20:12:09,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693448373] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 20:12:09,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307022163] [2021-12-22 20:12:09,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 20:12:09,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:09,242 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 20:12:09,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2021-12-22 20:12:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:09,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 20:12:09,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:09,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 20:12:09,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:09,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307022163] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 20:12:09,376 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 20:12:09,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2021-12-22 20:12:09,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707404908] [2021-12-22 20:12:09,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 20:12:09,377 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:12:09,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash 2931530, now seen corresponding path program 1 times [2021-12-22 20:12:09,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:09,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503929757] [2021-12-22 20:12:09,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:09,381 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:09,383 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:09,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:09,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-22 20:12:09,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-12-22 20:12:09,458 INFO L87 Difference]: Start difference. First operand 34 states and 47 transitions. cyclomatic complexity: 18 Second operand has 11 states, 11 states have (on average 1.8181818181818181) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:09,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:09,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:09,702 INFO L93 Difference]: Finished difference Result 45 states and 60 transitions. [2021-12-22 20:12:09,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-22 20:12:09,703 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions. [2021-12-22 20:12:09,703 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2021-12-22 20:12:09,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 60 transitions. [2021-12-22 20:12:09,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-12-22 20:12:09,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2021-12-22 20:12:09,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 60 transitions. [2021-12-22 20:12:09,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:09,704 INFO L681 BuchiCegarLoop]: Abstraction has 45 states and 60 transitions. [2021-12-22 20:12:09,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 60 transitions. [2021-12-22 20:12:09,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2021-12-22 20:12:09,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 33 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:09,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 46 transitions. [2021-12-22 20:12:09,706 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2021-12-22 20:12:09,706 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2021-12-22 20:12:09,707 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-22 20:12:09,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 46 transitions. [2021-12-22 20:12:09,707 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:09,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:09,707 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:09,707 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:12:09,707 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-22 20:12:09,707 INFO L791 eck$LassoCheckResult]: Stem: 979#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(19, 2);call #Ultimate.allocInit(12, 3); 980#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 984#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 985#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 986#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 987#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 999#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 990#L17-4 main_~j~0#1 := 1; 991#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 995#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 982#L22-1 assume !main_#t~short10#1; 983#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 998#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 971#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 972#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 973#L22-5 [2021-12-22 20:12:09,707 INFO L793 eck$LassoCheckResult]: Loop: 973#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 974#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 981#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 996#L23 assume main_~i~0#1 < 2;call main_#t~mem11#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1; 993#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 973#L22-5 [2021-12-22 20:12:09,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,708 INFO L85 PathProgramCache]: Analyzing trace with hash -531020578, now seen corresponding path program 1 times [2021-12-22 20:12:09,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:09,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946155807] [2021-12-22 20:12:09,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-22 20:12:09,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:09,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946155807] [2021-12-22 20:12:09,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946155807] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 20:12:09,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 20:12:09,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 20:12:09,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055358234] [2021-12-22 20:12:09,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 20:12:09,759 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:12:09,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,759 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 2 times [2021-12-22 20:12:09,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:09,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642526155] [2021-12-22 20:12:09,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:09,764 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:09,768 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:09,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:09,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 20:12:09,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 20:12:09,835 INFO L87 Difference]: Start difference. First operand 34 states and 46 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:09,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:09,867 INFO L93 Difference]: Finished difference Result 45 states and 59 transitions. [2021-12-22 20:12:09,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 20:12:09,869 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 59 transitions. [2021-12-22 20:12:09,869 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:09,869 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 59 transitions. [2021-12-22 20:12:09,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-22 20:12:09,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-12-22 20:12:09,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 59 transitions. [2021-12-22 20:12:09,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:09,869 INFO L681 BuchiCegarLoop]: Abstraction has 45 states and 59 transitions. [2021-12-22 20:12:09,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 59 transitions. [2021-12-22 20:12:09,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 37. [2021-12-22 20:12:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 36 states have internal predecessors, (50), 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) [2021-12-22 20:12:09,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2021-12-22 20:12:09,871 INFO L704 BuchiCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-12-22 20:12:09,871 INFO L587 BuchiCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-12-22 20:12:09,871 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-22 20:12:09,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 50 transitions. [2021-12-22 20:12:09,871 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:09,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:09,871 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:09,872 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:12:09,872 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-22 20:12:09,872 INFO L791 eck$LassoCheckResult]: Stem: 1071#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(19, 2);call #Ultimate.allocInit(12, 3); 1072#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 1073#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1074#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1075#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1076#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1081#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1079#L17-4 main_~j~0#1 := 1; 1080#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1064#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1065#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1068#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1088#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1060#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1061#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1062#L22-5 [2021-12-22 20:12:09,872 INFO L793 eck$LassoCheckResult]: Loop: 1062#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1063#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1067#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1086#L23 assume main_~i~0#1 < 2;call main_#t~mem11#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1; 1083#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 1062#L22-5 [2021-12-22 20:12:09,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:09,872 INFO L85 PathProgramCache]: Analyzing trace with hash -532867620, now seen corresponding path program 3 times [2021-12-22 20:12:09,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:09,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901078985] [2021-12-22 20:12:09,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:09,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:10,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 20:12:10,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901078985] [2021-12-22 20:12:10,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901078985] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 20:12:10,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711038459] [2021-12-22 20:12:10,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-22 20:12:10,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 20:12:10,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:10,128 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 20:12:10,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2021-12-22 20:12:10,173 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-22 20:12:10,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 20:12:10,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-22 20:12:10,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:10,268 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 20:12:10,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:10,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711038459] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 20:12:10,379 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 20:12:10,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 18 [2021-12-22 20:12:10,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967715080] [2021-12-22 20:12:10,380 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 20:12:10,380 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-22 20:12:10,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:10,380 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 3 times [2021-12-22 20:12:10,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:10,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433911852] [2021-12-22 20:12:10,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:10,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,383 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,385 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:10,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 20:12:10,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-22 20:12:10,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2021-12-22 20:12:10,451 INFO L87 Difference]: Start difference. First operand 37 states and 50 transitions. cyclomatic complexity: 18 Second operand has 19 states, 18 states have (on average 2.388888888888889) internal successors, (43), 19 states have internal predecessors, (43), 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) [2021-12-22 20:12:10,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 20:12:10,739 INFO L93 Difference]: Finished difference Result 80 states and 106 transitions. [2021-12-22 20:12:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 20:12:10,741 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 106 transitions. [2021-12-22 20:12:10,741 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 22 [2021-12-22 20:12:10,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 80 states and 106 transitions. [2021-12-22 20:12:10,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-12-22 20:12:10,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2021-12-22 20:12:10,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80 states and 106 transitions. [2021-12-22 20:12:10,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:10,742 INFO L681 BuchiCegarLoop]: Abstraction has 80 states and 106 transitions. [2021-12-22 20:12:10,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states and 106 transitions. [2021-12-22 20:12:10,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 54. [2021-12-22 20:12:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 53 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:10,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 73 transitions. [2021-12-22 20:12:10,744 INFO L704 BuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2021-12-22 20:12:10,744 INFO L587 BuchiCegarLoop]: Abstraction has 54 states and 73 transitions. [2021-12-22 20:12:10,744 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-22 20:12:10,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 73 transitions. [2021-12-22 20:12:10,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-12-22 20:12:10,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:10,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:10,745 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:12:10,745 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-22 20:12:10,745 INFO L791 eck$LassoCheckResult]: Stem: 1301#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(19, 2);call #Ultimate.allocInit(12, 3); 1302#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 1306#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1307#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1308#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1309#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1337#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1334#L17-4 main_~j~0#1 := 1; 1332#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1329#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1324#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1323#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1320#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1291#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1292#L19-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1312#L19-4 main_~k~0#1 := 1; 1313#L29-3 [2021-12-22 20:12:10,745 INFO L793 eck$LassoCheckResult]: Loop: 1313#L29-3 assume !!(main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem13#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem14#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem13#1 <= main_#t~mem14#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1314#L6 assume !(0 == __VERIFIER_assert_~cond#1); 1299#L6-2 assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 1300#L29-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1313#L29-3 [2021-12-22 20:12:10,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:10,745 INFO L85 PathProgramCache]: Analyzing trace with hash 660972959, now seen corresponding path program 1 times [2021-12-22 20:12:10,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:10,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806728862] [2021-12-22 20:12:10,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:10,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,763 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,779 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:10,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:10,781 INFO L85 PathProgramCache]: Analyzing trace with hash 2931530, now seen corresponding path program 2 times [2021-12-22 20:12:10,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:10,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507539549] [2021-12-22 20:12:10,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:10,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,786 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,789 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:10,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:10,790 INFO L85 PathProgramCache]: Analyzing trace with hash 183132648, now seen corresponding path program 1 times [2021-12-22 20:12:10,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:10,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581392221] [2021-12-22 20:12:10,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:10,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,817 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:10,831 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:11,408 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:12:11,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:12:11,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:12:11,409 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:12:11,409 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:12:11,409 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:11,409 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:12:11,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:12:11,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration10_Lasso [2021-12-22 20:12:11,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:12:11,409 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:12:11,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:11,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:12,127 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 20:12:12,127 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 20:12:12,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,128 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) [2021-12-22 20:12:12,129 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 [2021-12-22 20:12:12,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-22 20:12:12,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,163 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) [2021-12-22 20:12:12,164 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 [2021-12-22 20:12:12,165 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 [2021-12-22 20:12:12,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-22 20:12:12,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,192 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) [2021-12-22 20:12:12,192 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 [2021-12-22 20:12:12,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,217 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 [2021-12-22 20:12:12,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,218 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) [2021-12-22 20:12:12,218 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 [2021-12-22 20:12:12,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,242 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 [2021-12-22 20:12:12,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,243 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) [2021-12-22 20:12:12,244 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 [2021-12-22 20:12:12,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,270 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 [2021-12-22 20:12:12,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,271 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) [2021-12-22 20:12:12,271 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 [2021-12-22 20:12:12,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,280 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,297 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 [2021-12-22 20:12:12,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,298 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) [2021-12-22 20:12:12,299 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 [2021-12-22 20:12:12,300 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 [2021-12-22 20:12:12,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 20:12:12,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 20:12:12,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 20:12:12,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,330 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 [2021-12-22 20:12:12,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,331 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) [2021-12-22 20:12:12,332 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 [2021-12-22 20:12:12,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,359 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 [2021-12-22 20:12:12,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,360 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) [2021-12-22 20:12:12,362 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 [2021-12-22 20:12:12,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,371 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-22 20:12:12,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,408 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) [2021-12-22 20:12:12,408 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 [2021-12-22 20:12:12,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,435 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 [2021-12-22 20:12:12,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,436 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) [2021-12-22 20:12:12,437 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 [2021-12-22 20:12:12,438 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 [2021-12-22 20:12:12,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,470 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 [2021-12-22 20:12:12,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,471 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) [2021-12-22 20:12:12,472 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 [2021-12-22 20:12:12,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-22 20:12:12,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,499 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) [2021-12-22 20:12:12,499 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 [2021-12-22 20:12:12,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,508 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-22 20:12:12,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,526 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) [2021-12-22 20:12:12,527 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 [2021-12-22 20:12:12,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-22 20:12:12,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,555 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) [2021-12-22 20:12:12,555 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 [2021-12-22 20:12:12,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-22 20:12:12,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,583 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) [2021-12-22 20:12:12,584 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 [2021-12-22 20:12:12,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 20:12:12,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-22 20:12:12,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,613 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) [2021-12-22 20:12:12,613 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 [2021-12-22 20:12:12,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 20:12:12,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 20:12:12,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 20:12:12,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 20:12:12,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 20:12:12,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 20:12:12,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-22 20:12:12,640 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-22 20:12:12,659 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-22 20:12:12,659 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-12-22 20:12:12,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:12,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 20:12:12,660 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) [2021-12-22 20:12:12,661 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 [2021-12-22 20:12:12,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-22 20:12:12,668 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-22 20:12:12,668 INFO L513 LassoAnalysis]: Proved termination. [2021-12-22 20:12:12,668 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4, ULTIMATE.start_main_~k~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4 - 4*ULTIMATE.start_main_~k~0#1 Supporting invariants [] [2021-12-22 20:12:12,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:12,732 INFO L297 tatePredicateManager]: 21 out of 22 supporting invariants were superfluous and have been removed [2021-12-22 20:12:12,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:12,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 20:12:12,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 20:12:12,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-22 20:12:12,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 20:12:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 20:12:12,839 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-12-22 20:12:12,839 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 54 states and 73 transitions. cyclomatic complexity: 25 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:12,862 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 54 states and 73 transitions. cyclomatic complexity: 25. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 78 transitions. Complement of second has 5 states. [2021-12-22 20:12:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-22 20:12:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-12-22 20:12:12,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 16 letters. Loop has 4 letters. [2021-12-22 20:12:12,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:12,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 20 letters. Loop has 4 letters. [2021-12-22 20:12:12,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:12,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 16 letters. Loop has 8 letters. [2021-12-22 20:12:12,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-22 20:12:12,864 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 78 transitions. [2021-12-22 20:12:12,865 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-12-22 20:12:12,865 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 34 states and 46 transitions. [2021-12-22 20:12:12,865 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-12-22 20:12:12,865 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-12-22 20:12:12,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 46 transitions. [2021-12-22 20:12:12,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-22 20:12:12,865 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2021-12-22 20:12:12,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 46 transitions. [2021-12-22 20:12:12,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-22 20:12:12,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3529411764705883) internal successors, (46), 33 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 20:12:12,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 46 transitions. [2021-12-22 20:12:12,866 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2021-12-22 20:12:12,866 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 46 transitions. [2021-12-22 20:12:12,866 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-22 20:12:12,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 46 transitions. [2021-12-22 20:12:12,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-12-22 20:12:12,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 20:12:12,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 20:12:12,867 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 20:12:12,867 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-12-22 20:12:12,867 INFO L791 eck$LassoCheckResult]: Stem: 1587#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(19, 2);call #Ultimate.allocInit(12, 3); 1588#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * (if main_~SIZE~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~SIZE~0#1 % 4294967296 % 4294967296 else main_~SIZE~0#1 % 4294967296 % 4294967296 - 4294967296));main_~j~0#1 := 0; 1589#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1590#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1591#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1592#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1605#L17-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call write~int(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1604#L17-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1603#L17-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1593#L17-4 main_~j~0#1 := 1; 1594#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1602#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1585#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1586#L22-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1601#L22-6 call write~int(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1578#L19-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1579#L19-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1580#L22-5 [2021-12-22 20:12:12,867 INFO L793 eck$LassoCheckResult]: Loop: 1580#L22-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1581#L22-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1584#L22-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1597#L23 assume main_~i~0#1 < 2;call main_#t~mem11#1 := read~int(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1; 1595#L23-2 main_~i~0#1 := main_~i~0#1 - 1; 1580#L22-5 [2021-12-22 20:12:12,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:12,867 INFO L85 PathProgramCache]: Analyzing trace with hash -610476902, now seen corresponding path program 4 times [2021-12-22 20:12:12,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:12,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595108661] [2021-12-22 20:12:12,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:12,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:12,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,881 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:12,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:12,897 INFO L85 PathProgramCache]: Analyzing trace with hash 56404392, now seen corresponding path program 4 times [2021-12-22 20:12:12,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:12,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157026750] [2021-12-22 20:12:12,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:12,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,900 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,904 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:12,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 20:12:12,905 INFO L85 PathProgramCache]: Analyzing trace with hash 2021573807, now seen corresponding path program 1 times [2021-12-22 20:12:12,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 20:12:12,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906327624] [2021-12-22 20:12:12,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 20:12:12,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 20:12:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,915 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 20:12:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 20:12:12,926 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 20:12:12,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:13,825 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 20:12:13,825 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 20:12:13,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 20:12:13,825 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 20:12:13,825 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 20:12:13,825 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 20:12:13,825 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 20:12:13,825 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 20:12:13,825 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-1.c_Iteration11_Lasso [2021-12-22 20:12:13,825 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 20:12:13,825 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 20:12:13,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:13,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 20:12:14,208 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:111) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:609) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:953) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:862) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-22 20:12:14,211 INFO L158 Benchmark]: Toolchain (without parser) took 13009.36ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 94.0MB in the beginning and 67.1MB in the end (delta: 27.0MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,211 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 20:12:14,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.29ms. Allocated memory is still 123.7MB. Free memory was 93.7MB in the beginning and 99.3MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.25ms. Allocated memory is still 123.7MB. Free memory was 99.3MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,212 INFO L158 Benchmark]: Boogie Preprocessor took 32.18ms. Allocated memory is still 123.7MB. Free memory was 97.6MB in the beginning and 96.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,212 INFO L158 Benchmark]: RCFGBuilder took 230.97ms. Allocated memory is still 123.7MB. Free memory was 96.0MB in the beginning and 85.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,213 INFO L158 Benchmark]: BuchiAutomizer took 12525.89ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 84.6MB in the beginning and 67.1MB in the end (delta: 17.5MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2021-12-22 20:12:14,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.29ms. Allocated memory is still 123.7MB. Free memory was 93.7MB in the beginning and 99.3MB in the end (delta: -5.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.25ms. Allocated memory is still 123.7MB. Free memory was 99.3MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.18ms. Allocated memory is still 123.7MB. Free memory was 97.6MB in the beginning and 96.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 230.97ms. Allocated memory is still 123.7MB. Free memory was 96.0MB in the beginning and 85.1MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 12525.89ms. Allocated memory was 123.7MB in the beginning and 199.2MB in the end (delta: 75.5MB). Free memory was 84.6MB in the beginning and 67.1MB in the end (delta: 17.5MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-22 20:12:14,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2021-12-22 20:12:14,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Ended with exit code 0 [2021-12-22 20:12:14,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-12-22 20:12:14,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null