./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/max05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/reducercommutativity/max05-1.i -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 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 20:24:04,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 20:24:04,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 20:24:04,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 20:24:04,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 20:24:04,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 20:24:04,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 20:24:04,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 20:24:04,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 20:24:04,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 20:24:04,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 20:24:04,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 20:24:04,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 20:24:04,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 20:24:04,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 20:24:04,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 20:24:04,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 20:24:04,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 20:24:04,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 20:24:04,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 20:24:04,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 20:24:04,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 20:24:04,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 20:24:04,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 20:24:04,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 20:24:04,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 20:24:04,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 20:24:04,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 20:24:04,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 20:24:04,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 20:24:04,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 20:24:04,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 20:24:04,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 20:24:04,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 20:24:04,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 20:24:04,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 20:24:04,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 20:24:04,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 20:24:04,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 20:24:04,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 20:24:04,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 20:24:04,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 20:24:04,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 20:24:04,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 20:24:04,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 20:24:04,563 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 20:24:04,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 20:24:04,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 20:24:04,564 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 20:24:04,564 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 20:24:04,564 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 20:24:04,564 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 20:24:04,565 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 20:24:04,565 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 20:24:04,565 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 20:24:04,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 20:24:04,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 20:24:04,567 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 20:24:04,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 20:24:04,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 20:24:04,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 20:24:04,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 20:24:04,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 20:24:04,568 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 20:24:04,569 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 20:24:04,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 [2021-12-19 20:24:04,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 20:24:04,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 20:24:04,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 20:24:04,761 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 20:24:04,761 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 20:24:04,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2021-12-19 20:24:04,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80822dac4/370f0a6b27b241779fb59f322bcddbf8/FLAGe43f7952c [2021-12-19 20:24:05,199 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 20:24:05,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2021-12-19 20:24:05,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80822dac4/370f0a6b27b241779fb59f322bcddbf8/FLAGe43f7952c [2021-12-19 20:24:05,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80822dac4/370f0a6b27b241779fb59f322bcddbf8 [2021-12-19 20:24:05,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 20:24:05,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 20:24:05,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 20:24:05,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 20:24:05,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 20:24:05,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ecd6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05, skipping insertion in model container [2021-12-19 20:24:05,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 20:24:05,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 20:24:05,432 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/reducercommutativity/max05-1.i[1284,1297] [2021-12-19 20:24:05,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 20:24:05,445 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 20:24:05,466 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/reducercommutativity/max05-1.i[1284,1297] [2021-12-19 20:24:05,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 20:24:05,475 INFO L208 MainTranslator]: Completed translation [2021-12-19 20:24:05,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05 WrapperNode [2021-12-19 20:24:05,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 20:24:05,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 20:24:05,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 20:24:05,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 20:24:05,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,499 INFO L137 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 132 [2021-12-19 20:24:05,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 20:24:05,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 20:24:05,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 20:24:05,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 20:24:05,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 20:24:05,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 20:24:05,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 20:24:05,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 20:24:05,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (1/1) ... [2021-12-19 20:24:05,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:05,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:05,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:05,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 20:24:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 20:24:05,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 20:24:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 20:24:05,635 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 20:24:05,636 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 20:24:05,855 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 20:24:05,859 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 20:24:05,860 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-19 20:24:05,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:24:05 BoogieIcfgContainer [2021-12-19 20:24:05,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 20:24:05,862 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 20:24:05,862 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 20:24:05,867 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 20:24:05,868 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:24:05,868 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 08:24:05" (1/3) ... [2021-12-19 20:24:05,869 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@368cea6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 08:24:05, skipping insertion in model container [2021-12-19 20:24:05,869 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:24:05,869 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:24:05" (2/3) ... [2021-12-19 20:24:05,869 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@368cea6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 08:24:05, skipping insertion in model container [2021-12-19 20:24:05,869 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:24:05,870 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:24:05" (3/3) ... [2021-12-19 20:24:05,871 INFO L388 chiAutomizerObserver]: Analyzing ICFG max05-1.i [2021-12-19 20:24:05,900 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 20:24:05,901 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 20:24:05,901 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 20:24:05,901 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 20:24:05,901 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 20:24:05,901 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 20:24:05,901 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 20:24:05,901 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 20:24:05,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:05,932 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2021-12-19 20:24:05,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:05,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:05,938 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 20:24:05,939 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:24:05,939 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 20:24:05,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:05,943 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2021-12-19 20:24:05,944 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:05,944 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:05,944 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 20:24:05,944 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:24:05,953 INFO L791 eck$LassoCheckResult]: Stem: 19#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(10, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 17#L34-3true [2021-12-19 20:24:05,953 INFO L793 eck$LassoCheckResult]: Loop: 17#L34-3true assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 11#L34-2true main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 17#L34-3true [2021-12-19 20:24:05,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:05,963 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-19 20:24:05,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:05,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741679656] [2021-12-19 20:24:05,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:05,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,046 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,077 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:06,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:06,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-12-19 20:24:06,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:06,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514247710] [2021-12-19 20:24:06,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:06,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,100 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,112 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:06,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:06,114 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-12-19 20:24:06,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:06,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118487869] [2021-12-19 20:24:06,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:06,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,140 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:06,163 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:06,403 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:24:06,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:24:06,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:24:06,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:24:06,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:24:06,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:24:06,406 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:24:06,406 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration1_Lasso [2021-12-19 20:24:06,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:24:06,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:24:06,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:06,738 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 20:24:06,741 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 20:24:06,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:06,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:06,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 20:24:06,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:06,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:06,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:06,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:06,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:06,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:06,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:06,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:06,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:06,807 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 [2021-12-19 20:24:06,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:06,814 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:06,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 20:24:06,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:06,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:06,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:06,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:06,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:06,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:06,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:06,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:06,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:06,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:06,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:06,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:06,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 20:24:06,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:06,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:06,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:06,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:06,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:06,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:06,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:06,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:06,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:06,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:06,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:06,913 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:06,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 20:24:06,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:06,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:06,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:06,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:06,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:06,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:06,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:06,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:06,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:06,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:06,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:06,975 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:06,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 20:24:06,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:06,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:06,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:06,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:06,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:06,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:06,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:06,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:06,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:07,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:07,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:07,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,020 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 20:24:07,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:07,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:07,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:07,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:07,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:07,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:07,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:07,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:07,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-19 20:24:07,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:07,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,066 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:07,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:07,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:07,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:07,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:07,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:07,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:07,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 20:24:07,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:07,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:07,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,118 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 20:24:07,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:07,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:07,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:07,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:07,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:07,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:07,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:07,145 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 20:24:07,156 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-19 20:24:07,157 INFO L444 ModelExtractionUtils]: 8 out of 13 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-19 20:24:07,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:07,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,159 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 20:24:07,161 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 20:24:07,190 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 20:24:07,190 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 20:24:07,190 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1) = -2*ULTIMATE.start_main_~i~1#1 + 9 Supporting invariants [] [2021-12-19 20:24:07,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:07,237 INFO L297 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2021-12-19 20:24:07,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 20:24:07,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 20:24:07,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,342 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 20:24:07,343 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 31 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2021-12-19 20:24:07,380 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 31 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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 87 states and 122 transitions. Complement of second has 7 states. [2021-12-19 20:24:07,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 20:24:07,384 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) [2021-12-19 20:24:07,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 82 transitions. [2021-12-19 20:24:07,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 82 transitions. Stem has 2 letters. Loop has 2 letters. [2021-12-19 20:24:07,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:07,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 82 transitions. Stem has 4 letters. Loop has 2 letters. [2021-12-19 20:24:07,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:07,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 82 transitions. Stem has 2 letters. Loop has 4 letters. [2021-12-19 20:24:07,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:07,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 122 transitions. [2021-12-19 20:24:07,391 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,393 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 25 states and 33 transitions. [2021-12-19 20:24:07,394 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-19 20:24:07,394 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-19 20:24:07,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 33 transitions. [2021-12-19 20:24:07,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:07,395 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2021-12-19 20:24:07,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 33 transitions. [2021-12-19 20:24:07,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-12-19 20:24:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 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) [2021-12-19 20:24:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2021-12-19 20:24:07,412 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2021-12-19 20:24:07,412 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2021-12-19 20:24:07,412 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 20:24:07,412 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2021-12-19 20:24:07,413 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:07,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:07,413 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 20:24:07,413 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:07,414 INFO L791 eck$LassoCheckResult]: Stem: 179#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(10, 2); 180#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 190#L34-3 assume !(main_~i~1#1 < 5); 183#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 184#L20-3 [2021-12-19 20:24:07,414 INFO L793 eck$LassoCheckResult]: Loop: 184#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 197#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 198#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 199#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 184#L20-3 [2021-12-19 20:24:07,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,414 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2021-12-19 20:24:07,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878395807] [2021-12-19 20:24:07,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:07,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878395807] [2021-12-19 20:24:07,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878395807] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:24:07,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 20:24:07,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 20:24:07,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073631440] [2021-12-19 20:24:07,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:24:07,443 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:07,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 1 times [2021-12-19 20:24:07,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077314799] [2021-12-19 20:24:07,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,448 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,453 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:07,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:07,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 20:24:07,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 20:24:07,512 INFO L87 Difference]: Start difference. First operand 25 states and 33 transitions. cyclomatic complexity: 13 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) [2021-12-19 20:24:07,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:07,520 INFO L93 Difference]: Finished difference Result 26 states and 33 transitions. [2021-12-19 20:24:07,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 20:24:07,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 33 transitions. [2021-12-19 20:24:07,522 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,523 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 33 transitions. [2021-12-19 20:24:07,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-12-19 20:24:07,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-19 20:24:07,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2021-12-19 20:24:07,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:07,530 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2021-12-19 20:24:07,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2021-12-19 20:24:07,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2021-12-19 20:24:07,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2021-12-19 20:24:07,554 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2021-12-19 20:24:07,554 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2021-12-19 20:24:07,554 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 20:24:07,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2021-12-19 20:24:07,555 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,555 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:07,555 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:07,556 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 20:24:07,556 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:07,556 INFO L791 eck$LassoCheckResult]: Stem: 236#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 237#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 247#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 250#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 251#L34-3 assume !(main_~i~1#1 < 5); 240#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 241#L20-3 [2021-12-19 20:24:07,556 INFO L793 eck$LassoCheckResult]: Loop: 241#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 254#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 255#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 256#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 241#L20-3 [2021-12-19 20:24:07,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,556 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2021-12-19 20:24:07,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109892966] [2021-12-19 20:24:07,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:07,597 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:07,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109892966] [2021-12-19 20:24:07,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109892966] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:24:07,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609201193] [2021-12-19 20:24:07,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:24:07,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,600 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-19 20:24:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 20:24:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:24:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609201193] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:24:07,680 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:24:07,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-12-19 20:24:07,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224841694] [2021-12-19 20:24:07,681 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:24:07,681 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:07,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 2 times [2021-12-19 20:24:07,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603114194] [2021-12-19 20:24:07,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,685 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,688 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:07,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:07,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 20:24:07,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-12-19 20:24:07,727 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:07,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:07,748 INFO L93 Difference]: Finished difference Result 31 states and 38 transitions. [2021-12-19 20:24:07,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 20:24:07,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2021-12-19 20:24:07,749 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 38 transitions. [2021-12-19 20:24:07,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-12-19 20:24:07,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-19 20:24:07,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 38 transitions. [2021-12-19 20:24:07,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:07,750 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2021-12-19 20:24:07,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 38 transitions. [2021-12-19 20:24:07,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-12-19 20:24:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 30 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2021-12-19 20:24:07,751 INFO L704 BuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2021-12-19 20:24:07,751 INFO L587 BuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2021-12-19 20:24:07,751 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 20:24:07,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 38 transitions. [2021-12-19 20:24:07,752 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:07,752 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:07,752 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2021-12-19 20:24:07,752 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:07,752 INFO L791 eck$LassoCheckResult]: Stem: 332#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(10, 2); 333#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 343#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 346#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 347#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 355#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 360#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 359#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 358#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 357#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 356#L34-3 assume !(main_~i~1#1 < 5); 336#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 337#L20-3 [2021-12-19 20:24:07,752 INFO L793 eck$LassoCheckResult]: Loop: 337#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 350#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 351#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 352#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 337#L20-3 [2021-12-19 20:24:07,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,753 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2021-12-19 20:24:07,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99756470] [2021-12-19 20:24:07,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:07,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99756470] [2021-12-19 20:24:07,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99756470] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:24:07,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905550410] [2021-12-19 20:24:07,790 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 20:24:07,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:24:07,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:07,791 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:24:07,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-19 20:24:07,826 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-19 20:24:07,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 20:24:07,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:24:07,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:07,866 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:24:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:07,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905550410] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:24:07,898 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:24:07,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2021-12-19 20:24:07,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941518769] [2021-12-19 20:24:07,898 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:24:07,898 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:07,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 3 times [2021-12-19 20:24:07,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846397825] [2021-12-19 20:24:07,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,902 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,905 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:07,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:07,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:24:07,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 20:24:07,941 INFO L87 Difference]: Start difference. First operand 31 states and 38 transitions. cyclomatic complexity: 12 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:07,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:07,959 INFO L93 Difference]: Finished difference Result 33 states and 40 transitions. [2021-12-19 20:24:07,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 20:24:07,960 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 40 transitions. [2021-12-19 20:24:07,961 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 40 transitions. [2021-12-19 20:24:07,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-12-19 20:24:07,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-12-19 20:24:07,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 40 transitions. [2021-12-19 20:24:07,961 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:07,961 INFO L681 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-12-19 20:24:07,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 40 transitions. [2021-12-19 20:24:07,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-12-19 20:24:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2021-12-19 20:24:07,963 INFO L704 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-12-19 20:24:07,963 INFO L587 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-12-19 20:24:07,963 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 20:24:07,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2021-12-19 20:24:07,963 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2021-12-19 20:24:07,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:07,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:07,964 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2021-12-19 20:24:07,964 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:07,964 INFO L791 eck$LassoCheckResult]: Stem: 475#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(10, 2); 476#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 484#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 487#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 488#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 496#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 503#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 502#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 501#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 500#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 499#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 498#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 497#L34-3 assume !(main_~i~1#1 < 5); 477#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 478#L20-3 [2021-12-19 20:24:07,964 INFO L793 eck$LassoCheckResult]: Loop: 478#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 491#L21 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 492#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 493#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 478#L20-3 [2021-12-19 20:24:07,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2021-12-19 20:24:07,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530618714] [2021-12-19 20:24:07,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,975 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,987 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:07,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1665446, now seen corresponding path program 4 times [2021-12-19 20:24:07,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559807565] [2021-12-19 20:24:07,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,990 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:07,993 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:07,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:07,997 INFO L85 PathProgramCache]: Analyzing trace with hash -743539014, now seen corresponding path program 1 times [2021-12-19 20:24:07,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:07,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623887105] [2021-12-19 20:24:07,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:07,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:08,028 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:08,045 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:08,603 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:24:08,604 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:24:08,604 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:24:08,604 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:24:08,604 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:24:08,604 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:08,604 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:24:08,604 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:24:08,604 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration5_Lasso [2021-12-19 20:24:08,604 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:24:08,604 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:24:08,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:08,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:09,268 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 20:24:09,268 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 20:24:09,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,316 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 20:24:09,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,356 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 20:24:09,360 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 [2021-12-19 20:24:09,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,388 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 20:24:09,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:09,398 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:09,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-19 20:24:09,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,423 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 20:24:09,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,448 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 [2021-12-19 20:24:09,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,450 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 20:24:09,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,528 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 20:24:09,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,568 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 20:24:09,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-19 20:24:09,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,610 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 20:24:09,613 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 [2021-12-19 20:24:09,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:09,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:09,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,645 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 20:24:09,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,680 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 20:24:09,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,727 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 20:24:09,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,755 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 [2021-12-19 20:24:09,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,756 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 20:24:09,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,784 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 [2021-12-19 20:24:09,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,785 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 20:24:09,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,823 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 [2021-12-19 20:24:09,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,839 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 20:24:09,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:09,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,879 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 20:24:09,881 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 [2021-12-19 20:24:09,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 20:24:09,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,907 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 20:24:09,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 20:24:09,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,934 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 20:24:09,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:09,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:09,980 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 [2021-12-19 20:24:09,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:09,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:09,982 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:09,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 20:24:09,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:09,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:09,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:09,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:09,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:09,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:09,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:09,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:10,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,025 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 20:24:10,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:10,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:10,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:10,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,052 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 20:24:10,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:10,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:10,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:10,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,084 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 20:24:10,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,123 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 20:24:10,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,169 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 20:24:10,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,208 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 20:24:10,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-19 20:24:10,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,238 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 20:24:10,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,265 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 20:24:10,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,266 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 20:24:10,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,295 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 20:24:10,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,325 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 20:24:10,327 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 [2021-12-19 20:24:10,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,357 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 20:24:10,360 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 [2021-12-19 20:24:10,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,396 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 [2021-12-19 20:24:10,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,397 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 20:24:10,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,409 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,432 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 20:24:10,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,484 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 20:24:10,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,513 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 20:24:10,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,541 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 [2021-12-19 20:24:10,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,542 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 20:24:10,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:10,595 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,597 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 20:24:10,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:10,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:10,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:10,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:10,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:10,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:10,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:10,624 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 20:24:10,647 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-19 20:24:10,647 INFO L444 ModelExtractionUtils]: 3 out of 25 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-12-19 20:24:10,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:10,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:10,649 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:10,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 20:24:10,685 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 20:24:10,697 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 20:24:10,697 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 20:24:10,697 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1, v_rep(select #length ULTIMATE.start_max_~x#1.base)_1) = -8*ULTIMATE.start_max_~i~0#1 + 9*v_rep(select #length ULTIMATE.start_max_~x#1.base)_1 Supporting invariants [] [2021-12-19 20:24:10,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,769 INFO L297 tatePredicateManager]: 29 out of 29 supporting invariants were superfluous and have been removed [2021-12-19 20:24:10,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:10,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 20:24:10,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:10,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:24:10,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:10,855 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 20:24:10,855 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:10,867 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 50 transitions. Complement of second has 7 states. [2021-12-19 20:24:10,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 20:24:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2021-12-19 20:24:10,868 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 14 letters. Loop has 4 letters. [2021-12-19 20:24:10,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:10,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 18 letters. Loop has 4 letters. [2021-12-19 20:24:10,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:10,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 14 letters. Loop has 8 letters. [2021-12-19 20:24:10,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:10,869 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 50 transitions. [2021-12-19 20:24:10,870 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:10,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 34 states and 42 transitions. [2021-12-19 20:24:10,870 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2021-12-19 20:24:10,870 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-19 20:24:10,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2021-12-19 20:24:10,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:10,871 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 20:24:10,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2021-12-19 20:24:10,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-12-19 20:24:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-12-19 20:24:10,872 INFO L704 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 20:24:10,872 INFO L587 BuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-12-19 20:24:10,872 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 20:24:10,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2021-12-19 20:24:10,872 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:10,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:10,873 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:10,873 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:24:10,873 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:10,873 INFO L791 eck$LassoCheckResult]: Stem: 741#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(10, 2); 742#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 750#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 753#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 754#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 763#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 770#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 769#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 768#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 767#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 766#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 765#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 764#L34-3 assume !(main_~i~1#1 < 5); 743#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 744#L20-3 assume !(max_~i~0#1 < 5); 751#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 752#L23 main_#t~ret7#1 := max_#res#1;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 749#L20-8 [2021-12-19 20:24:10,873 INFO L793 eck$LassoCheckResult]: Loop: 749#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 737#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 738#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 755#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 749#L20-8 [2021-12-19 20:24:10,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:10,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581251, now seen corresponding path program 1 times [2021-12-19 20:24:10,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:10,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45668060] [2021-12-19 20:24:10,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:10,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:24:10,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:10,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45668060] [2021-12-19 20:24:10,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45668060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:24:10,933 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 20:24:10,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 20:24:10,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292721835] [2021-12-19 20:24:10,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:24:10,933 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:10,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:10,934 INFO L85 PathProgramCache]: Analyzing trace with hash 2373478, now seen corresponding path program 1 times [2021-12-19 20:24:10,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:10,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220064316] [2021-12-19 20:24:10,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:10,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:10,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:10,941 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:10,950 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:10,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:10,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 20:24:10,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 20:24:10,982 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:11,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:11,001 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2021-12-19 20:24:11,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 20:24:11,002 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 55 transitions. [2021-12-19 20:24:11,002 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 55 transitions. [2021-12-19 20:24:11,003 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-12-19 20:24:11,004 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-12-19 20:24:11,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 55 transitions. [2021-12-19 20:24:11,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:11,004 INFO L681 BuchiCegarLoop]: Abstraction has 45 states and 55 transitions. [2021-12-19 20:24:11,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 55 transitions. [2021-12-19 20:24:11,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2021-12-19 20:24:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2) internal successors, (42), 34 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2021-12-19 20:24:11,009 INFO L704 BuchiCegarLoop]: Abstraction has 35 states and 42 transitions. [2021-12-19 20:24:11,009 INFO L587 BuchiCegarLoop]: Abstraction has 35 states and 42 transitions. [2021-12-19 20:24:11,009 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 20:24:11,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 42 transitions. [2021-12-19 20:24:11,010 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:11,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:11,011 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:24:11,011 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:11,011 INFO L791 eck$LassoCheckResult]: Stem: 824#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(10, 2); 825#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 835#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 838#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 839#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 849#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 856#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 855#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 854#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 853#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 852#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 851#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 850#L34-3 assume !(main_~i~1#1 < 5); 828#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 829#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 842#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 844#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 845#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 843#L20-3 assume !(max_~i~0#1 < 5); 836#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 837#L23 main_#t~ret7#1 := max_#res#1;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 834#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 822#L21-3 [2021-12-19 20:24:11,011 INFO L793 eck$LassoCheckResult]: Loop: 822#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 823#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 840#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 848#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 822#L21-3 [2021-12-19 20:24:11,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1336698829, now seen corresponding path program 1 times [2021-12-19 20:24:11,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240817298] [2021-12-19 20:24:11,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:24:11,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:11,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240817298] [2021-12-19 20:24:11,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240817298] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:24:11,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185349426] [2021-12-19 20:24:11,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:24:11,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:11,072 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:24:11,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2021-12-19 20:24:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 20:24:11,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:11,144 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:24:11,144 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:24:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:24:11,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185349426] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:24:11,172 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:24:11,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-12-19 20:24:11,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286065964] [2021-12-19 20:24:11,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:24:11,173 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:11,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,173 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 2 times [2021-12-19 20:24:11,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623607075] [2021-12-19 20:24:11,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,176 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,179 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:11,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:11,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 20:24:11,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-12-19 20:24:11,226 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 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) [2021-12-19 20:24:11,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:11,280 INFO L93 Difference]: Finished difference Result 72 states and 88 transitions. [2021-12-19 20:24:11,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 20:24:11,280 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 88 transitions. [2021-12-19 20:24:11,281 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,281 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 72 states and 88 transitions. [2021-12-19 20:24:11,281 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2021-12-19 20:24:11,281 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2021-12-19 20:24:11,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 88 transitions. [2021-12-19 20:24:11,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:11,282 INFO L681 BuchiCegarLoop]: Abstraction has 72 states and 88 transitions. [2021-12-19 20:24:11,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 88 transitions. [2021-12-19 20:24:11,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 59. [2021-12-19 20:24:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.2203389830508475) internal successors, (72), 58 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:11,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 72 transitions. [2021-12-19 20:24:11,284 INFO L704 BuchiCegarLoop]: Abstraction has 59 states and 72 transitions. [2021-12-19 20:24:11,284 INFO L587 BuchiCegarLoop]: Abstraction has 59 states and 72 transitions. [2021-12-19 20:24:11,284 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 20:24:11,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 72 transitions. [2021-12-19 20:24:11,284 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:11,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:11,285 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:24:11,285 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:11,285 INFO L791 eck$LassoCheckResult]: Stem: 1069#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(10, 2); 1070#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1078#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1081#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1082#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1094#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1107#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1105#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1103#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1100#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1099#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1098#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1097#L34-3 assume !(main_~i~1#1 < 5); 1071#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1072#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1086#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1089#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1090#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1087#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1088#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1115#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1113#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1112#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1111#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1110#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1109#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1108#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1102#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1106#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1104#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1101#L20-3 assume !(max_~i~0#1 < 5); 1079#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1080#L23 main_#t~ret7#1 := max_#res#1;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1091#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1123#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1083#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1084#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1077#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1065#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1066#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1122#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1121#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1120#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1119#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1118#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1117#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1096#L21-3 [2021-12-19 20:24:11,285 INFO L793 eck$LassoCheckResult]: Loop: 1096#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 1116#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1114#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1095#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1096#L21-3 [2021-12-19 20:24:11,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,286 INFO L85 PathProgramCache]: Analyzing trace with hash 2023971731, now seen corresponding path program 1 times [2021-12-19 20:24:11,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730933071] [2021-12-19 20:24:11,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,341 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-19 20:24:11,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:11,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730933071] [2021-12-19 20:24:11,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730933071] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:24:11,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312587591] [2021-12-19 20:24:11,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:24:11,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:11,347 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:24:11,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-12-19 20:24:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:24:11,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-19 20:24:11,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:24:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-12-19 20:24:11,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312587591] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:24:11,530 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:24:11,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2021-12-19 20:24:11,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545162497] [2021-12-19 20:24:11,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:24:11,532 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:24:11,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 3 times [2021-12-19 20:24:11,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458249320] [2021-12-19 20:24:11,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,536 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,538 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:11,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:11,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:24:11,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 20:24:11,595 INFO L87 Difference]: Start difference. First operand 59 states and 72 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:11,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:11,654 INFO L93 Difference]: Finished difference Result 84 states and 103 transitions. [2021-12-19 20:24:11,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 20:24:11,654 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 103 transitions. [2021-12-19 20:24:11,655 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,656 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 103 transitions. [2021-12-19 20:24:11,656 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2021-12-19 20:24:11,656 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2021-12-19 20:24:11,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 103 transitions. [2021-12-19 20:24:11,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:11,656 INFO L681 BuchiCegarLoop]: Abstraction has 84 states and 103 transitions. [2021-12-19 20:24:11,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 103 transitions. [2021-12-19 20:24:11,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 67. [2021-12-19 20:24:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.2238805970149254) internal successors, (82), 66 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:11,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2021-12-19 20:24:11,659 INFO L704 BuchiCegarLoop]: Abstraction has 67 states and 82 transitions. [2021-12-19 20:24:11,659 INFO L587 BuchiCegarLoop]: Abstraction has 67 states and 82 transitions. [2021-12-19 20:24:11,659 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 20:24:11,659 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 82 transitions. [2021-12-19 20:24:11,660 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-12-19 20:24:11,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:11,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:11,661 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:24:11,661 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-19 20:24:11,661 INFO L791 eck$LassoCheckResult]: Stem: 1493#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(10, 2); 1494#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1503#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1506#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1507#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1520#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1533#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1531#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1529#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1526#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1525#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1524#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1523#L34-3 assume !(main_~i~1#1 < 5); 1495#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1496#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1510#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1546#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1545#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1511#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1512#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1513#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1514#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1515#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1543#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1541#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1539#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1538#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1537#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1536#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1535#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1534#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1528#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1532#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1530#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1527#L20-3 assume !(max_~i~0#1 < 5); 1504#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1505#L23 main_#t~ret7#1 := max_#res#1;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1501#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1502#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1555#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1518#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1519#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1489#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1490#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1508#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1554#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1553#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1552#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1551#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1550#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1549#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1548#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1547#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1544#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1522#L21-3 [2021-12-19 20:24:11,661 INFO L793 eck$LassoCheckResult]: Loop: 1522#L21-3 assume max_~ret~0#1 < max_#t~mem2#1;call max_#t~mem3#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite4#1 := max_#t~mem3#1; 1542#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1540#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1521#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1522#L21-3 [2021-12-19 20:24:11,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,661 INFO L85 PathProgramCache]: Analyzing trace with hash 669208243, now seen corresponding path program 2 times [2021-12-19 20:24:11,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153002953] [2021-12-19 20:24:11,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,684 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,735 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:11,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,735 INFO L85 PathProgramCache]: Analyzing trace with hash 2466748, now seen corresponding path program 4 times [2021-12-19 20:24:11,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330515658] [2021-12-19 20:24:11,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,739 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:11,742 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:11,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:11,743 INFO L85 PathProgramCache]: Analyzing trace with hash -746698386, now seen corresponding path program 1 times [2021-12-19 20:24:11,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:11,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368441050] [2021-12-19 20:24:11,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,804 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-19 20:24:11,804 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:24:11,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368441050] [2021-12-19 20:24:11,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368441050] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:24:11,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072306510] [2021-12-19 20:24:11,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:11,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:24:11,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:11,806 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:24:11,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2021-12-19 20:24:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:11,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 20:24:11,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-19 20:24:11,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 20:24:11,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1072306510] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:24:11,970 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-19 20:24:11,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2021-12-19 20:24:11,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877763686] [2021-12-19 20:24:11,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:24:12,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:24:12,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:24:12,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-12-19 20:24:12,029 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. cyclomatic complexity: 20 Second operand has 8 states, 7 states have (on average 4.857142857142857) internal successors, (34), 8 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:12,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:24:12,092 INFO L93 Difference]: Finished difference Result 84 states and 100 transitions. [2021-12-19 20:24:12,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 20:24:12,093 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 100 transitions. [2021-12-19 20:24:12,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 20:24:12,094 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 62 states and 73 transitions. [2021-12-19 20:24:12,094 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-12-19 20:24:12,094 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2021-12-19 20:24:12,094 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2021-12-19 20:24:12,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:12,094 INFO L681 BuchiCegarLoop]: Abstraction has 62 states and 73 transitions. [2021-12-19 20:24:12,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2021-12-19 20:24:12,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-12-19 20:24:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 61 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 73 transitions. [2021-12-19 20:24:12,096 INFO L704 BuchiCegarLoop]: Abstraction has 62 states and 73 transitions. [2021-12-19 20:24:12,096 INFO L587 BuchiCegarLoop]: Abstraction has 62 states and 73 transitions. [2021-12-19 20:24:12,096 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 20:24:12,096 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 73 transitions. [2021-12-19 20:24:12,097 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 20:24:12,097 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:24:12,097 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:24:12,097 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:24:12,097 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:24:12,098 INFO L791 eck$LassoCheckResult]: Stem: 1829#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(10, 2); 1830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~post5#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~post12#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1837#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1840#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1841#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1849#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1863#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1861#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1859#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1857#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1855#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet6#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet6#1; 1852#L34-2 main_#t~post5#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1851#L34-3 assume !(main_~i~1#1 < 5); 1831#L34-4 assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1832#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1844#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1845#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1846#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1847#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1886#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1885#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1884#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1883#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1882#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1881#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1880#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1879#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1878#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1877#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1876#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1875#L20-3 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1874#L21 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1873#L21-2 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1872#L20-2 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1871#L20-3 assume !(max_~i~0#1 < 5); 1838#L20-4 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1839#L23 main_#t~ret7#1 := max_#res#1;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem2#1, max_#t~ite4#1, max_#t~mem3#1, max_#t~post1#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0; 1835#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1836#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1842#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1843#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1848#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1825#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1826#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1870#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1869#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1868#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1867#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1866#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1865#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1864#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1862#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1860#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1858#L20-8 assume !!(max_~i~0#1 < 5);call max_#t~mem2#1 := read~int(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4); 1856#L21-3 assume !(max_~ret~0#1 < max_#t~mem2#1);max_#t~ite4#1 := max_~ret~0#1; 1854#L21-5 max_~ret~0#1 := max_#t~ite4#1;havoc max_#t~mem2#1;havoc max_#t~ite4#1;havoc max_#t~mem3#1; 1853#L20-7 max_#t~post1#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post1#1;havoc max_#t~post1#1; 1850#L20-8 assume !(max_~i~0#1 < 5); 1827#L20-9 max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296); 1828#L23-1 main_#t~ret10#1 := max_#res#1;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;call main_#t~mem11#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem11#1;havoc main_#t~mem11#1;main_~i~2#1 := 0; 1834#L43-3 [2021-12-19 20:24:12,098 INFO L793 eck$LassoCheckResult]: Loop: 1834#L43-3 assume !!(main_~i~2#1 < 4);call main_#t~mem13#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int(main_#t~mem13#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem13#1; 1833#L43-2 main_#t~post12#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1834#L43-3 [2021-12-19 20:24:12,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:12,098 INFO L85 PathProgramCache]: Analyzing trace with hash -260352212, now seen corresponding path program 1 times [2021-12-19 20:24:12,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:12,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048925284] [2021-12-19 20:24:12,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:12,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,132 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,181 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:12,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:12,182 INFO L85 PathProgramCache]: Analyzing trace with hash 3203, now seen corresponding path program 1 times [2021-12-19 20:24:12,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:12,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792350822] [2021-12-19 20:24:12,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:12,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,184 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,186 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:12,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:12,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1090370322, now seen corresponding path program 1 times [2021-12-19 20:24:12,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:24:12,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860185879] [2021-12-19 20:24:12,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:24:12,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:24:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,201 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:24:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:24:12,217 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:24:15,826 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:24:15,826 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:24:15,826 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:24:15,826 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:24:15,826 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:24:15,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:15,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:24:15,827 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:24:15,827 INFO L133 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration10_Lasso [2021-12-19 20:24:15,827 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:24:15,827 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:24:15,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:15,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:24:16,799 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 20:24:16,799 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 20:24:16,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:16,803 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:16,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:16,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:16,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:16,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:16,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:16,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:16,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:16,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:16,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 20:24:16,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:16,842 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 [2021-12-19 20:24:16,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:16,844 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:16,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 20:24:16,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:16,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:16,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:16,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:16,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:16,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:16,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:16,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:16,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:16,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:16,880 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:16,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 20:24:16,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:16,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:16,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:16,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:16,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:16,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:16,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:16,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:16,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:16,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:16,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:16,932 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:16,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 20:24:16,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:16,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:16,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:16,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:16,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:16,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:16,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:16,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:16,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:16,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:16,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:16,959 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:16,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 20:24:16,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:16,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:16,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:16,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:16,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:16,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:16,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:16,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:16,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:16,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-19 20:24:16,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:16,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,000 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 20:24:17,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:17,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:17,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:17,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,029 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-19 20:24:17,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:17,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:17,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:17,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-19 20:24:17,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,086 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-19 20:24:17,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:17,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:17,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:17,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-19 20:24:17,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,136 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-19 20:24:17,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-19 20:24:17,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,179 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-19 20:24:17,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,211 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 [2021-12-19 20:24:17,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,213 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-19 20:24:17,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:17,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:17,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:17,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,264 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-19 20:24:17,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:24:17,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:24:17,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:24:17,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-19 20:24:17,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,292 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-19 20:24:17,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,337 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-19 20:24:17,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,383 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-19 20:24:17,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,419 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-19 20:24:17,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,459 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 [2021-12-19 20:24:17,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,460 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-19 20:24:17,464 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 [2021-12-19 20:24:17,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,509 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-19 20:24:17,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,557 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-19 20:24:17,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,566 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,586 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-19 20:24:17,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,623 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-19 20:24:17,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-19 20:24:17,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,651 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-19 20:24:17,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,685 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-19 20:24:17,695 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 [2021-12-19 20:24:17,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,723 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 [2021-12-19 20:24:17,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,728 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-19 20:24:17,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,773 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-19 20:24:17,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,816 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 [2021-12-19 20:24:17,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,817 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-19 20:24:17,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:24:17,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:17,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,858 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-19 20:24:17,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:24:17,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:24:17,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:24:17,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:24:17,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:24:17,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:24:17,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:24:17,888 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 20:24:17,901 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-19 20:24:17,901 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-12-19 20:24:17,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:24:17,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:24:17,903 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:24:17,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-19 20:24:17,905 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 20:24:17,922 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 20:24:17,922 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 20:24:17,922 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~i~2#1) = 7*ULTIMATE.start_main_~i~1#1 - 10*ULTIMATE.start_main_~i~2#1 Supporting invariants [] [2021-12-19 20:24:17,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:18,060 INFO L297 tatePredicateManager]: 56 out of 57 supporting invariants were superfluous and have been removed [2021-12-19 20:24:18,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:24:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:18,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-19 20:24:18,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:18,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:24:18,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:24:18,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:24:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:24:18,597 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2021-12-19 20:24:18,597 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13 Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:18,682 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13. Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 76 transitions. Complement of second has 11 states. [2021-12-19 20:24:18,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 8 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 20:24:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:24:18,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 33 transitions. [2021-12-19 20:24:18,683 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 33 transitions. Stem has 60 letters. Loop has 2 letters. [2021-12-19 20:24:18,684 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:18,684 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 33 transitions. Stem has 62 letters. Loop has 2 letters. [2021-12-19 20:24:18,685 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:18,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 33 transitions. Stem has 60 letters. Loop has 4 letters. [2021-12-19 20:24:18,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:24:18,686 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 76 transitions. [2021-12-19 20:24:18,686 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 20:24:18,686 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-19 20:24:18,687 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-19 20:24:18,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:24:18,687 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 20:24:18,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-19 20:24:18,687 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 20:24:18,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-19 20:24:18,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 08:24:18 BoogieIcfgContainer [2021-12-19 20:24:18,695 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 20:24:18,696 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 20:24:18,696 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 20:24:18,696 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 20:24:18,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:24:05" (3/4) ... [2021-12-19 20:24:18,698 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 20:24:18,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 20:24:18,699 INFO L158 Benchmark]: Toolchain (without parser) took 13483.24ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 56.0MB in the beginning and 90.3MB in the end (delta: -34.3MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,699 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 20:24:18,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.30ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 66.5MB in the end (delta: -10.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.05ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,699 INFO L158 Benchmark]: Boogie Preprocessor took 22.48ms. Allocated memory is still 90.2MB. Free memory was 64.7MB in the beginning and 63.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,699 INFO L158 Benchmark]: RCFGBuilder took 338.66ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 50.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,700 INFO L158 Benchmark]: BuchiAutomizer took 12833.23ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 50.7MB in the beginning and 90.3MB in the end (delta: -39.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-12-19 20:24:18,700 INFO L158 Benchmark]: Witness Printer took 2.50ms. Allocated memory is still 159.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 20:24:18,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.30ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 66.5MB in the end (delta: -10.7MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.05ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.48ms. Allocated memory is still 90.2MB. Free memory was 64.7MB in the beginning and 63.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.66ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 50.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 12833.23ms. Allocated memory was 90.2MB in the beginning and 159.4MB in the end (delta: 69.2MB). Free memory was 50.7MB in the beginning and 90.3MB in the end (delta: -39.6MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Witness Printer took 2.50ms. Allocated memory is still 159.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i + 9 and consists of 5 locations. One deterministic module has affine ranking function -8 * i + 9 * unknown-#length-unknown[x] and consists of 4 locations. One deterministic module has affine ranking function 7 * i + -10 * i and consists of 10 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.7s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 11.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 41 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 67 states and ocurred in iteration 8. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 349 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 347 mSDsluCounter, 688 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 431 mSDsCounter, 90 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 319 IncrementalHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 90 mSolverCounterUnsat, 257 mSDtfsCounter, 319 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital252 mio100 ax100 hnf100 lsp95 ukn74 mio100 lsp39 div100 bol100 ite100 ukn100 eq166 hnf92 smp91 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-19 20:24:18,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:18,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2021-12-19 20:24:19,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2021-12-19 20:24:19,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-12-19 20:24:19,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-19 20:24:19,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE