./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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/array-memsafety/stroeder2-alloca-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 eb1b14e8511764ce20ab6a88d1bf2bef8398fca052e797a3c06b53051dc2f2a5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 16:05:35,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 16:05:35,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 16:05:35,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 16:05:35,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 16:05:35,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 16:05:35,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 16:05:35,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 16:05:35,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 16:05:35,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 16:05:35,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 16:05:35,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 16:05:35,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 16:05:35,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 16:05:35,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 16:05:35,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 16:05:35,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 16:05:35,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 16:05:35,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 16:05:35,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 16:05:35,191 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 16:05:35,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 16:05:35,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 16:05:35,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 16:05:35,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 16:05:35,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 16:05:35,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 16:05:35,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 16:05:35,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 16:05:35,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 16:05:35,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 16:05:35,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 16:05:35,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 16:05:35,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 16:05:35,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 16:05:35,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 16:05:35,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 16:05:35,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 16:05:35,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 16:05:35,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 16:05:35,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 16:05:35,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 16:05:35,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 16:05:35,236 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 16:05:35,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 16:05:35,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 16:05:35,236 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 16:05:35,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 16:05:35,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 16:05:35,238 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 16:05:35,238 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 16:05:35,238 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 16:05:35,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 16:05:35,239 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 16:05:35,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 16:05:35,241 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 16:05:35,241 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 16:05:35,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 16:05:35,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 16:05:35,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 16:05:35,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 16:05:35,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 16:05:35,246 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 16:05:35,247 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb1b14e8511764ce20ab6a88d1bf2bef8398fca052e797a3c06b53051dc2f2a5 [2022-07-23 16:05:35,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 16:05:35,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 16:05:35,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 16:05:35,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 16:05:35,446 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 16:05:35,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2022-07-23 16:05:35,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07270df4/32cc777b3e8841de8533fbc6ce79fbc9/FLAGc012479fb [2022-07-23 16:05:35,837 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 16:05:35,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2022-07-23 16:05:35,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07270df4/32cc777b3e8841de8533fbc6ce79fbc9/FLAGc012479fb [2022-07-23 16:05:36,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e07270df4/32cc777b3e8841de8533fbc6ce79fbc9 [2022-07-23 16:05:36,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 16:05:36,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 16:05:36,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 16:05:36,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 16:05:36,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 16:05:36,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220e1c99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36, skipping insertion in model container [2022-07-23 16:05:36,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 16:05:36,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 16:05:36,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 16:05:36,486 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 16:05:36,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 16:05:36,529 INFO L208 MainTranslator]: Completed translation [2022-07-23 16:05:36,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36 WrapperNode [2022-07-23 16:05:36,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 16:05:36,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 16:05:36,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 16:05:36,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 16:05:36,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,565 INFO L137 Inliner]: procedures = 116, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2022-07-23 16:05:36,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 16:05:36,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 16:05:36,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 16:05:36,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 16:05:36,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 16:05:36,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 16:05:36,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 16:05:36,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 16:05:36,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (1/1) ... [2022-07-23 16:05:36,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:36,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:36,635 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) [2022-07-23 16:05:36,640 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 [2022-07-23 16:05:36,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 16:05:36,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 16:05:36,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 16:05:36,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 16:05:36,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 16:05:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 16:05:36,718 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 16:05:36,719 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 16:05:36,799 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 16:05:36,803 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 16:05:36,803 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-23 16:05:36,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:36 BoogieIcfgContainer [2022-07-23 16:05:36,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 16:05:36,805 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 16:05:36,805 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 16:05:36,807 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 16:05:36,808 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 16:05:36,808 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 04:05:36" (1/3) ... [2022-07-23 16:05:36,823 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a08e07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 04:05:36, skipping insertion in model container [2022-07-23 16:05:36,824 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 16:05:36,824 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 04:05:36" (2/3) ... [2022-07-23 16:05:36,824 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a08e07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 04:05:36, skipping insertion in model container [2022-07-23 16:05:36,824 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 16:05:36,824 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:36" (3/3) ... [2022-07-23 16:05:36,825 INFO L354 chiAutomizerObserver]: Analyzing ICFG stroeder2-alloca-1.i [2022-07-23 16:05:36,860 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 16:05:36,861 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 16:05:36,861 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 16:05:36,861 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 16:05:36,861 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 16:05:36,861 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 16:05:36,861 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 16:05:36,861 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 16:05:36,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:36,883 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-23 16:05:36,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:36,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:36,898 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-23 16:05:36,899 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 16:05:36,899 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 16:05:36,899 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:36,900 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-07-23 16:05:36,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:36,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:36,911 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-23 16:05:36,911 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 16:05:36,916 INFO L752 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 8#L529true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 16#L529-2true call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 2#L534-3true [2022-07-23 16:05:36,916 INFO L754 eck$LassoCheckResult]: Loop: 2#L534-3true assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 11#L534-2true main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2#L534-3true [2022-07-23 16:05:36,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:36,921 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-07-23 16:05:36,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:36,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211260969] [2022-07-23 16:05:36,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:36,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,034 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,066 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:37,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:37,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-07-23 16:05:37,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:37,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880736507] [2022-07-23 16:05:37,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:37,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,094 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:37,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:37,112 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-07-23 16:05:37,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:37,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971692715] [2022-07-23 16:05:37,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:37,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,134 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:37,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:37,392 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 16:05:37,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 16:05:37,393 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 16:05:37,393 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 16:05:37,393 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 16:05:37,393 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 16:05:37,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 16:05:37,394 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration1_Lasso [2022-07-23 16:05:37,394 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 16:05:37,394 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 16:05:37,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:37,754 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 16:05:37,756 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 16:05:37,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,759 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) [2022-07-23 16:05:37,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:37,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:37,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:37,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:37,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:37,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:37,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:37,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:37,776 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 [2022-07-23 16:05:37,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:37,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-23 16:05:37,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,797 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) [2022-07-23 16:05:37,798 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 [2022-07-23 16:05:37,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:37,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:37,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:37,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:37,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:37,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:37,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:37,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:37,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:37,852 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 [2022-07-23 16:05:37,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,853 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) [2022-07-23 16:05:37,854 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 [2022-07-23 16:05:37,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:37,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:37,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:37,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:37,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:37,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:37,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:37,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:37,903 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 [2022-07-23 16:05:37,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,905 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) [2022-07-23 16:05:37,906 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 [2022-07-23 16:05:37,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:37,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:37,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:37,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:37,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:37,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:37,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:37,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:37,962 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 [2022-07-23 16:05:37,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,963 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) [2022-07-23 16:05:37,964 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 [2022-07-23 16:05:37,965 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 [2022-07-23 16:05:37,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:37,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:37,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:37,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:37,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:37,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:37,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:37,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:37,992 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 [2022-07-23 16:05:37,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:37,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:37,995 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) [2022-07-23 16:05:37,996 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 [2022-07-23 16:05:37,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:38,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:38,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:38,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:38,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:38,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:38,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:38,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:38,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:38,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:38,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:38,043 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) [2022-07-23 16:05:38,044 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 [2022-07-23 16:05:38,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:38,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:38,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:38,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:38,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:38,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:38,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:38,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:38,081 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 [2022-07-23 16:05:38,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:38,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:38,083 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) [2022-07-23 16:05:38,089 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 [2022-07-23 16:05:38,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:38,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:38,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:38,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:38,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:38,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:38,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:38,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:38,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:38,114 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 [2022-07-23 16:05:38,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:38,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:38,116 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) [2022-07-23 16:05:38,119 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 [2022-07-23 16:05:38,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:38,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:38,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:38,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:38,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:38,149 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:38,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:38,169 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 16:05:38,213 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-07-23 16:05:38,214 INFO L444 ModelExtractionUtils]: 8 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-07-23 16:05:38,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:38,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:38,216 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 16:05:38,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 16:05:38,218 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 16:05:38,225 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-23 16:05:38,225 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 16:05:38,226 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1) = -2*ULTIMATE.start_main_~i~1#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 Supporting invariants [1*v_rep(select #length ULTIMATE.start_main_~numbers~0#1.base)_1 - 2*ULTIMATE.start_main_~array_size~0#1 >= 0] [2022-07-23 16:05:38,257 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 [2022-07-23 16:05:38,281 INFO L293 tatePredicateManager]: 2 out of 4 supporting invariants were superfluous and have been removed [2022-07-23 16:05:38,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:38,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-23 16:05:38,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:38,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-23 16:05:38,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:38,422 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-23 16:05:38,423 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2022-07-23 16:05:38,472 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 50 transitions. Complement of second has 9 states. [2022-07-23 16:05:38,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 16:05:38,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2022-07-23 16:05:38,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 32 transitions. [2022-07-23 16:05:38,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-23 16:05:38,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:38,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-23 16:05:38,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:38,480 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 32 transitions. Stem has 4 letters. Loop has 4 letters. [2022-07-23 16:05:38,480 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:38,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 50 transitions. [2022-07-23 16:05:38,482 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-23 16:05:38,484 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 12 states and 16 transitions. [2022-07-23 16:05:38,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-23 16:05:38,485 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-23 16:05:38,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2022-07-23 16:05:38,485 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 16:05:38,485 INFO L369 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-07-23 16:05:38,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2022-07-23 16:05:38,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-07-23 16:05:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 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) [2022-07-23 16:05:38,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2022-07-23 16:05:38,500 INFO L392 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-07-23 16:05:38,500 INFO L374 stractBuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-07-23 16:05:38,500 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 16:05:38,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2022-07-23 16:05:38,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-23 16:05:38,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:38,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:38,501 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-23 16:05:38,501 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-23 16:05:38,502 INFO L752 eck$LassoCheckResult]: Stem: 125#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 126#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 130#L529 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 131#L529-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 121#L534-3 assume !(main_~i~1#1 < main_~array_size~0#1); 123#L534-4 assume { :begin_inline_sumOfThirdBytes } true;sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset, sumOfThirdBytes_#in~array_size#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sumOfThirdBytes_#res#1;havoc sumOfThirdBytes_#t~post4#1, sumOfThirdBytes_#t~mem5#1, sumOfThirdBytes_#t~post6#1, sumOfThirdBytes_#t~mem3#1, sumOfThirdBytes_#t~post2#1, sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset, sumOfThirdBytes_~array_size#1, sumOfThirdBytes_~i~0#1, sumOfThirdBytes_~sum~0#1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset := sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset;sumOfThirdBytes_~array_size#1 := sumOfThirdBytes_#in~array_size#1;havoc sumOfThirdBytes_~i~0#1;havoc sumOfThirdBytes_~sum~0#1;havoc sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~sum~0#1 := 0;sumOfThirdBytes_~i~0#1 := 0; 132#L517-3 [2022-07-23 16:05:38,502 INFO L754 eck$LassoCheckResult]: Loop: 132#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 127#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 128#L520-1 assume !(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1; 129#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 132#L517-3 [2022-07-23 16:05:38,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,502 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-07-23 16:05:38,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:38,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218882061] [2022-07-23 16:05:38,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:38,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:38,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 16:05:38,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218882061] [2022-07-23 16:05:38,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218882061] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 16:05:38,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 16:05:38,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 16:05:38,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35542734] [2022-07-23 16:05:38,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 16:05:38,540 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 16:05:38,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 1 times [2022-07-23 16:05:38,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:38,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073939215] [2022-07-23 16:05:38,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:38,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,548 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:38,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 16:05:38,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 16:05:38,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-23 16:05:38,609 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2022-07-23 16:05:38,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 16:05:38,629 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-07-23 16:05:38,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-23 16:05:38,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-07-23 16:05:38,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-23 16:05:38,633 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2022-07-23 16:05:38,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-23 16:05:38,634 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-23 16:05:38,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2022-07-23 16:05:38,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 16:05:38,634 INFO L369 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-07-23 16:05:38,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2022-07-23 16:05:38,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2022-07-23 16:05:38,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 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) [2022-07-23 16:05:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2022-07-23 16:05:38,636 INFO L392 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-07-23 16:05:38,636 INFO L374 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-07-23 16:05:38,637 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 16:05:38,637 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2022-07-23 16:05:38,638 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-23 16:05:38,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:38,638 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:38,639 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 16:05:38,639 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-23 16:05:38,639 INFO L752 eck$LassoCheckResult]: Stem: 157#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 162#L529 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 163#L529-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 153#L534-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 154#L534-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 155#L534-3 assume !(main_~i~1#1 < main_~array_size~0#1); 156#L534-4 assume { :begin_inline_sumOfThirdBytes } true;sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset, sumOfThirdBytes_#in~array_size#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sumOfThirdBytes_#res#1;havoc sumOfThirdBytes_#t~post4#1, sumOfThirdBytes_#t~mem5#1, sumOfThirdBytes_#t~post6#1, sumOfThirdBytes_#t~mem3#1, sumOfThirdBytes_#t~post2#1, sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset, sumOfThirdBytes_~array_size#1, sumOfThirdBytes_~i~0#1, sumOfThirdBytes_~sum~0#1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset := sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset;sumOfThirdBytes_~array_size#1 := sumOfThirdBytes_#in~array_size#1;havoc sumOfThirdBytes_~i~0#1;havoc sumOfThirdBytes_~sum~0#1;havoc sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~sum~0#1 := 0;sumOfThirdBytes_~i~0#1 := 0; 164#L517-3 [2022-07-23 16:05:38,639 INFO L754 eck$LassoCheckResult]: Loop: 164#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 159#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 160#L520-1 assume !(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1; 161#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 164#L517-3 [2022-07-23 16:05:38,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,640 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-07-23 16:05:38,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:38,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952632719] [2022-07-23 16:05:38,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:38,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,666 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:38,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 2 times [2022-07-23 16:05:38,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:38,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513905051] [2022-07-23 16:05:38,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:38,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,698 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:38,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:38,710 INFO L85 PathProgramCache]: Analyzing trace with hash -357810950, now seen corresponding path program 1 times [2022-07-23 16:05:38,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:38,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866493190] [2022-07-23 16:05:38,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:38,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,729 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:38,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:38,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:39,012 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 16:05:39,012 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 16:05:39,012 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 16:05:39,012 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 16:05:39,012 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 16:05:39,012 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,013 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 16:05:39,013 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 16:05:39,013 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration3_Lasso [2022-07-23 16:05:39,013 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 16:05:39,013 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 16:05:39,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:39,387 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 16:05:39,387 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 16:05:39,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,388 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 16:05:39,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 16:05:39,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:39,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,438 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) [2022-07-23 16:05:39,450 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 [2022-07-23 16:05:39,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,474 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 [2022-07-23 16:05:39,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,479 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) [2022-07-23 16:05:39,481 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 [2022-07-23 16:05:39,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,519 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 [2022-07-23 16:05:39,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,530 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) [2022-07-23 16:05:39,532 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 [2022-07-23 16:05:39,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:39,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,557 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) [2022-07-23 16:05:39,558 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 [2022-07-23 16:05:39,559 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 [2022-07-23 16:05:39,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-23 16:05:39,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,609 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) [2022-07-23 16:05:39,609 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 [2022-07-23 16:05:39,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,685 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 [2022-07-23 16:05:39,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,686 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) [2022-07-23 16:05:39,687 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 [2022-07-23 16:05:39,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,718 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 [2022-07-23 16:05:39,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,720 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) [2022-07-23 16:05:39,721 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 [2022-07-23 16:05:39,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:39,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,760 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) [2022-07-23 16:05:39,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,772 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 [2022-07-23 16:05:39,772 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,803 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 [2022-07-23 16:05:39,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,805 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) [2022-07-23 16:05:39,806 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 [2022-07-23 16:05:39,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:39,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:39,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:39,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,844 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 [2022-07-23 16:05:39,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,845 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) [2022-07-23 16:05:39,846 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 [2022-07-23 16:05:39,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,897 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 [2022-07-23 16:05:39,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,898 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) [2022-07-23 16:05:39,899 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 [2022-07-23 16:05:39,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,941 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 [2022-07-23 16:05:39,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:39,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:39,942 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) [2022-07-23 16:05:39,944 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 [2022-07-23 16:05:39,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:39,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:39,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:39,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:39,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:39,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:39,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:39,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:39,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-23 16:05:40,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:40,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:40,001 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) [2022-07-23 16:05:40,002 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 [2022-07-23 16:05:40,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:40,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:40,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:40,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:40,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:40,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:40,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:40,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:40,052 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 [2022-07-23 16:05:40,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:40,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:40,056 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) [2022-07-23 16:05:40,056 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 [2022-07-23 16:05:40,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:40,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:40,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:40,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:40,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:40,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:40,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:40,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:40,098 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 [2022-07-23 16:05:40,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:40,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:40,099 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) [2022-07-23 16:05:40,100 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 [2022-07-23 16:05:40,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:40,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:40,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:40,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:40,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:40,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:40,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:40,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 16:05:40,198 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-07-23 16:05:40,198 INFO L444 ModelExtractionUtils]: 11 out of 40 variables were initially zero. Simplification set additionally 26 variables to zero. [2022-07-23 16:05:40,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:40,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:40,199 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) [2022-07-23 16:05:40,200 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 [2022-07-23 16:05:40,202 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 16:05:40,240 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 16:05:40,240 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 16:05:40,241 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sumOfThirdBytes_~i~0#1, ULTIMATE.start_sumOfThirdBytes_~array_size#1) = -1*ULTIMATE.start_sumOfThirdBytes_~i~0#1 + 1*ULTIMATE.start_sumOfThirdBytes_~array_size#1 Supporting invariants [] [2022-07-23 16:05:40,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:40,274 INFO L293 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2022-07-23 16:05:40,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:40,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 16:05:40,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:40,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 16:05:40,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:40,337 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 [2022-07-23 16:05:40,337 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:40,344 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 22 transitions. Complement of second has 4 states. [2022-07-23 16:05:40,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-23 16:05:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:40,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2022-07-23 16:05:40,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-23 16:05:40,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:40,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 12 letters. Loop has 4 letters. [2022-07-23 16:05:40,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:40,347 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 8 letters. Loop has 8 letters. [2022-07-23 16:05:40,347 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:40,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2022-07-23 16:05:40,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:40,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 21 transitions. [2022-07-23 16:05:40,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-23 16:05:40,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-23 16:05:40,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2022-07-23 16:05:40,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 16:05:40,348 INFO L369 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-07-23 16:05:40,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2022-07-23 16:05:40,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-07-23 16:05:40,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2022-07-23 16:05:40,350 INFO L392 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-07-23 16:05:40,350 INFO L374 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-07-23 16:05:40,350 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 16:05:40,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2022-07-23 16:05:40,351 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:40,351 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:40,351 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:40,351 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 16:05:40,351 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 16:05:40,351 INFO L752 eck$LassoCheckResult]: Stem: 250#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 251#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 257#L529 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 258#L529-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 246#L534-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 247#L534-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 248#L534-3 assume !(main_~i~1#1 < main_~array_size~0#1); 249#L534-4 assume { :begin_inline_sumOfThirdBytes } true;sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset, sumOfThirdBytes_#in~array_size#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sumOfThirdBytes_#res#1;havoc sumOfThirdBytes_#t~post4#1, sumOfThirdBytes_#t~mem5#1, sumOfThirdBytes_#t~post6#1, sumOfThirdBytes_#t~mem3#1, sumOfThirdBytes_#t~post2#1, sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset, sumOfThirdBytes_~array_size#1, sumOfThirdBytes_~i~0#1, sumOfThirdBytes_~sum~0#1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset := sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset;sumOfThirdBytes_~array_size#1 := sumOfThirdBytes_#in~array_size#1;havoc sumOfThirdBytes_~i~0#1;havoc sumOfThirdBytes_~sum~0#1;havoc sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~sum~0#1 := 0;sumOfThirdBytes_~i~0#1 := 0; 259#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 252#L520-3 [2022-07-23 16:05:40,352 INFO L754 eck$LassoCheckResult]: Loop: 252#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 253#L520-1 assume !!(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1;sumOfThirdBytes_#t~post4#1 := sumOfThirdBytes_~sum~0#1;sumOfThirdBytes_~sum~0#1 := 1 + sumOfThirdBytes_#t~post4#1;havoc sumOfThirdBytes_#t~post4#1;call sumOfThirdBytes_#t~mem5#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);sumOfThirdBytes_#t~post6#1 := sumOfThirdBytes_#t~mem5#1;call write~int(sumOfThirdBytes_#t~post6#1 - 1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);havoc sumOfThirdBytes_#t~mem5#1;havoc sumOfThirdBytes_#t~post6#1; 252#L520-3 [2022-07-23 16:05:40,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:40,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1185641744, now seen corresponding path program 1 times [2022-07-23 16:05:40,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:40,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761454930] [2022-07-23 16:05:40,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:40,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,362 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:40,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:40,370 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 1 times [2022-07-23 16:05:40,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:40,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268768227] [2022-07-23 16:05:40,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:40,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,374 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:40,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:40,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1235383701, now seen corresponding path program 1 times [2022-07-23 16:05:40,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:40,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208084285] [2022-07-23 16:05:40,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:40,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,388 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:40,401 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:40,640 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 16:05:40,640 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 16:05:40,640 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 16:05:40,640 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 16:05:40,641 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 16:05:40,641 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:40,641 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 16:05:40,641 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 16:05:40,641 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration4_Lasso [2022-07-23 16:05:40,641 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 16:05:40,641 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 16:05:40,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:40,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:40,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:41,108 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 16:05:41,109 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 16:05:41,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,110 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) [2022-07-23 16:05:41,119 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 [2022-07-23 16:05:41,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,145 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 [2022-07-23 16:05:41,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,146 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) [2022-07-23 16:05:41,147 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 [2022-07-23 16:05:41,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-23 16:05:41,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,173 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) [2022-07-23 16:05:41,174 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 [2022-07-23 16:05:41,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-23 16:05:41,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,212 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) [2022-07-23 16:05:41,213 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 [2022-07-23 16:05:41,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,249 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 [2022-07-23 16:05:41,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,250 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) [2022-07-23 16:05:41,252 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 [2022-07-23 16:05:41,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,282 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 [2022-07-23 16:05:41,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,284 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) [2022-07-23 16:05:41,284 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 [2022-07-23 16:05:41,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,321 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 [2022-07-23 16:05:41,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,322 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) [2022-07-23 16:05:41,324 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 [2022-07-23 16:05:41,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,360 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 [2022-07-23 16:05:41,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,362 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) [2022-07-23 16:05:41,363 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 [2022-07-23 16:05:41,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:41,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,405 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) [2022-07-23 16:05:41,406 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 [2022-07-23 16:05:41,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:41,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,448 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) [2022-07-23 16:05:41,449 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 [2022-07-23 16:05:41,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,489 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 [2022-07-23 16:05:41,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,490 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) [2022-07-23 16:05:41,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,509 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 [2022-07-23 16:05:41,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,534 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 [2022-07-23 16:05:41,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,536 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) [2022-07-23 16:05:41,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,550 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 [2022-07-23 16:05:41,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,576 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 [2022-07-23 16:05:41,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,577 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) [2022-07-23 16:05:41,578 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 [2022-07-23 16:05:41,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 16:05:41,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,588 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 16:05:41,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 16:05:41,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 16:05:41,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:41,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,623 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) [2022-07-23 16:05:41,624 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 [2022-07-23 16:05:41,624 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 [2022-07-23 16:05:41,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 16:05:41,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 16:05:41,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 16:05:41,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 16:05:41,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 16:05:41,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 16:05:41,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 16:05:41,633 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 16:05:41,636 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 16:05:41,636 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-23 16:05:41,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:41,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,641 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) [2022-07-23 16:05:41,642 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 [2022-07-23 16:05:41,643 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 16:05:41,643 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 16:05:41,643 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 16:05:41,643 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0#1.base) ULTIMATE.start_sumOfThirdBytes_~p~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_sumOfThirdBytes_~p~0#1.base) ULTIMATE.start_sumOfThirdBytes_~p~0#1.offset)_2 Supporting invariants [] [2022-07-23 16:05:41,659 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 [2022-07-23 16:05:41,668 INFO L293 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2022-07-23 16:05:41,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:41,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 16:05:41,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:41,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-23 16:05:41,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:41,726 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 [2022-07-23 16:05:41,726 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:41,737 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 34 transitions. Complement of second has 7 states. [2022-07-23 16:05:41,738 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 [2022-07-23 16:05:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-07-23 16:05:41,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-23 16:05:41,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:41,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-23 16:05:41,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:41,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2022-07-23 16:05:41,740 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 16:05:41,740 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 34 transitions. [2022-07-23 16:05:41,740 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:41,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 20 states and 26 transitions. [2022-07-23 16:05:41,741 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-23 16:05:41,741 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-23 16:05:41,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2022-07-23 16:05:41,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 16:05:41,741 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2022-07-23 16:05:41,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2022-07-23 16:05:41,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2022-07-23 16:05:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 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) [2022-07-23 16:05:41,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-07-23 16:05:41,743 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-23 16:05:41,743 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-23 16:05:41,743 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 16:05:41,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-07-23 16:05:41,744 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:41,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:41,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:41,744 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 16:05:41,744 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 16:05:41,744 INFO L752 eck$LassoCheckResult]: Stem: 368#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 376#L529 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 377#L529-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 364#L534-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 365#L534-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 366#L534-3 assume !(main_~i~1#1 < main_~array_size~0#1); 367#L534-4 assume { :begin_inline_sumOfThirdBytes } true;sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset, sumOfThirdBytes_#in~array_size#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sumOfThirdBytes_#res#1;havoc sumOfThirdBytes_#t~post4#1, sumOfThirdBytes_#t~mem5#1, sumOfThirdBytes_#t~post6#1, sumOfThirdBytes_#t~mem3#1, sumOfThirdBytes_#t~post2#1, sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset, sumOfThirdBytes_~array_size#1, sumOfThirdBytes_~i~0#1, sumOfThirdBytes_~sum~0#1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset := sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset;sumOfThirdBytes_~array_size#1 := sumOfThirdBytes_#in~array_size#1;havoc sumOfThirdBytes_~i~0#1;havoc sumOfThirdBytes_~sum~0#1;havoc sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~sum~0#1 := 0;sumOfThirdBytes_~i~0#1 := 0; 378#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 379#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 374#L520-1 assume !(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1; 375#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 380#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 370#L520-3 [2022-07-23 16:05:41,745 INFO L754 eck$LassoCheckResult]: Loop: 370#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 371#L520-1 assume !!(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1;sumOfThirdBytes_#t~post4#1 := sumOfThirdBytes_~sum~0#1;sumOfThirdBytes_~sum~0#1 := 1 + sumOfThirdBytes_#t~post4#1;havoc sumOfThirdBytes_#t~post4#1;call sumOfThirdBytes_#t~mem5#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);sumOfThirdBytes_#t~post6#1 := sumOfThirdBytes_#t~mem5#1;call write~int(sumOfThirdBytes_#t~post6#1 - 1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);havoc sumOfThirdBytes_#t~mem5#1;havoc sumOfThirdBytes_#t~post6#1; 370#L520-3 [2022-07-23 16:05:41,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:41,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1792762469, now seen corresponding path program 2 times [2022-07-23 16:05:41,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:41,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521889387] [2022-07-23 16:05:41,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:41,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 16:05:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:41,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 16:05:41,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521889387] [2022-07-23 16:05:41,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521889387] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 16:05:41,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644482871] [2022-07-23 16:05:41,792 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 16:05:41,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 16:05:41,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 16:05:41,812 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-23 16:05:41,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-07-23 16:05:41,868 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-23 16:05:41,869 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 16:05:41,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-23 16:05:41,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 16:05:41,877 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 [2022-07-23 16:05:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:41,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 16:05:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 16:05:41,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644482871] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 16:05:41,955 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 16:05:41,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2022-07-23 16:05:41,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458595003] [2022-07-23 16:05:41,955 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 16:05:41,955 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 16:05:41,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:41,955 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 2 times [2022-07-23 16:05:41,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:41,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403358808] [2022-07-23 16:05:41,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:41,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:41,959 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:41,966 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:42,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 16:05:42,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-23 16:05:42,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-07-23 16:05:42,005 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. cyclomatic complexity: 9 Second operand has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:42,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 16:05:42,085 INFO L93 Difference]: Finished difference Result 32 states and 39 transitions. [2022-07-23 16:05:42,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 16:05:42,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 39 transitions. [2022-07-23 16:05:42,086 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:42,086 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 21 states and 25 transitions. [2022-07-23 16:05:42,086 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-23 16:05:42,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-23 16:05:42,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2022-07-23 16:05:42,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 16:05:42,086 INFO L369 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-07-23 16:05:42,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2022-07-23 16:05:42,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2022-07-23 16:05:42,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.2) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 16:05:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-07-23 16:05:42,088 INFO L392 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-07-23 16:05:42,088 INFO L374 stractBuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-07-23 16:05:42,088 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 16:05:42,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2022-07-23 16:05:42,088 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 16:05:42,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 16:05:42,088 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 16:05:42,089 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 16:05:42,089 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 16:05:42,089 INFO L752 eck$LassoCheckResult]: Stem: 514#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 515#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 522#L529 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 523#L529-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 509#L534-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 510#L534-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 511#L534-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 512#L534-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 513#L534-3 assume !(main_~i~1#1 < main_~array_size~0#1); 524#L534-4 assume { :begin_inline_sumOfThirdBytes } true;sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset, sumOfThirdBytes_#in~array_size#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc sumOfThirdBytes_#res#1;havoc sumOfThirdBytes_#t~post4#1, sumOfThirdBytes_#t~mem5#1, sumOfThirdBytes_#t~post6#1, sumOfThirdBytes_#t~mem3#1, sumOfThirdBytes_#t~post2#1, sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset, sumOfThirdBytes_~array_size#1, sumOfThirdBytes_~i~0#1, sumOfThirdBytes_~sum~0#1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset := sumOfThirdBytes_#in~numbers#1.base, sumOfThirdBytes_#in~numbers#1.offset;sumOfThirdBytes_~array_size#1 := sumOfThirdBytes_#in~array_size#1;havoc sumOfThirdBytes_~i~0#1;havoc sumOfThirdBytes_~sum~0#1;havoc sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset;sumOfThirdBytes_~sum~0#1 := 0;sumOfThirdBytes_~i~0#1 := 0; 525#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 521#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 528#L520-1 assume !(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1; 527#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 526#L517-3 assume !!(sumOfThirdBytes_~i~0#1 < sumOfThirdBytes_~array_size#1);sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~#numbers#1.base, sumOfThirdBytes_~#numbers#1.offset + 4 * sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset := sumOfThirdBytes_~p~0#1.base, 2 + sumOfThirdBytes_~p~0#1.offset; 516#L520-3 [2022-07-23 16:05:42,089 INFO L754 eck$LassoCheckResult]: Loop: 516#L520-3 call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1); 517#L520-1 assume !!(sumOfThirdBytes_#t~mem3#1 > 0);havoc sumOfThirdBytes_#t~mem3#1;sumOfThirdBytes_#t~post4#1 := sumOfThirdBytes_~sum~0#1;sumOfThirdBytes_~sum~0#1 := 1 + sumOfThirdBytes_#t~post4#1;havoc sumOfThirdBytes_#t~post4#1;call sumOfThirdBytes_#t~mem5#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);sumOfThirdBytes_#t~post6#1 := sumOfThirdBytes_#t~mem5#1;call write~int(sumOfThirdBytes_#t~post6#1 - 1, sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);havoc sumOfThirdBytes_#t~mem5#1;havoc sumOfThirdBytes_#t~post6#1; 516#L520-3 [2022-07-23 16:05:42,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:42,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1166615491, now seen corresponding path program 3 times [2022-07-23 16:05:42,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:42,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781520166] [2022-07-23 16:05:42,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:42,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,106 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:42,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:42,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 3 times [2022-07-23 16:05:42,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:42,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583591386] [2022-07-23 16:05:42,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:42,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,136 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:42,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 16:05:42,138 INFO L85 PathProgramCache]: Analyzing trace with hash 131023752, now seen corresponding path program 1 times [2022-07-23 16:05:42,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 16:05:42,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430010368] [2022-07-23 16:05:42,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 16:05:42,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 16:05:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,158 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 16:05:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 16:05:42,185 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 16:05:42,528 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 16:05:42,528 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 16:05:42,528 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 16:05:42,528 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 16:05:42,528 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 16:05:42,528 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 16:05:42,528 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 16:05:42,528 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 16:05:42,528 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder2-alloca-1.i_Iteration6_Lasso [2022-07-23 16:05:42,529 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 16:05:42,529 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 16:05:42,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:42,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:42,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:42,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 16:05:42,696 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:111) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:601) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:914) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:823) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-23 16:05:42,699 INFO L158 Benchmark]: Toolchain (without parser) took 6469.67ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 74.5MB in the beginning and 78.1MB in the end (delta: -3.5MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,699 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 16:05:42,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.80ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 65.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.82ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,700 INFO L158 Benchmark]: Boogie Preprocessor took 41.50ms. Allocated memory is still 98.6MB. Free memory was 63.0MB in the beginning and 61.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,700 INFO L158 Benchmark]: RCFGBuilder took 195.81ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 51.5MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,700 INFO L158 Benchmark]: BuchiAutomizer took 5893.12ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 51.2MB in the beginning and 78.1MB in the end (delta: -26.8MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2022-07-23 16:05:42,701 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.80ms. Allocated memory is still 98.6MB. Free memory was 74.3MB in the beginning and 65.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.82ms. Allocated memory is still 98.6MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.50ms. Allocated memory is still 98.6MB. Free memory was 63.0MB in the beginning and 61.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 195.81ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 51.5MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 5893.12ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 51.2MB in the beginning and 78.1MB in the end (delta: -26.8MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-23 16:05:42,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-07-23 16:05:42,941 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 Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null