./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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/stroeder1-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 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:54:09,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:54:09,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:54:09,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:54:09,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:54:09,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:54:09,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:54:09,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:54:09,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:54:09,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:54:09,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:54:09,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:54:09,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:54:09,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:54:09,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:54:09,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:54:09,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:54:09,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:54:09,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:54:09,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:54:09,910 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:54:09,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:54:09,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:54:09,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:54:09,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:54:09,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:54:09,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:54:09,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:54:09,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:54:09,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:54:09,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:54:09,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:54:09,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:54:09,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:54:09,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:54:09,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:54:09,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:54:09,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:54:09,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:54:09,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:54:09,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:54:09,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:54:09,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:54:09,947 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:54:09,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:54:09,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:54:09,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:54:09,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:54:09,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:54:09,949 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:54:09,950 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:54:09,950 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:54:09,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:54:09,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:54:09,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:54:09,953 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:54:09,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:54:09,953 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:54:09,953 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:54:09,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:54:09,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:54:09,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:54:09,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:54:09,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:54:09,955 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:54:09,955 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 [2022-07-13 04:54:10,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:54:10,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:54:10,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:54:10,143 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:54:10,144 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:54:10,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2022-07-13 04:54:10,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84e2e35/850406120ebf49e98d8addf94cd1a96f/FLAG3d37dcdf1 [2022-07-13 04:54:10,621 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:54:10,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2022-07-13 04:54:10,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84e2e35/850406120ebf49e98d8addf94cd1a96f/FLAG3d37dcdf1 [2022-07-13 04:54:10,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84e2e35/850406120ebf49e98d8addf94cd1a96f [2022-07-13 04:54:10,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:54:10,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:54:10,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:54:10,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:54:10,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:54:10,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:54:10" (1/1) ... [2022-07-13 04:54:10,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88271f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:10, skipping insertion in model container [2022-07-13 04:54:10,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:54:10" (1/1) ... [2022-07-13 04:54:10,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:54:10,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:54:10,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:54:10,968 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:54:11,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:54:11,021 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:54:11,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11 WrapperNode [2022-07-13 04:54:11,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:54:11,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:54:11,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:54:11,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:54:11,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,061 INFO L137 Inliner]: procedures = 116, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 50 [2022-07-13 04:54:11,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:54:11,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:54:11,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:54:11,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:54:11,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:54:11,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:54:11,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:54:11,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:54:11,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (1/1) ... [2022-07-13 04:54:11,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:11,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:11,113 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) [2022-07-13 04:54:11,116 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 [2022-07-13 04:54:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 04:54:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 04:54:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 04:54:11,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 04:54:11,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:54:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:54:11,196 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:54:11,197 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:54:11,297 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:54:11,301 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:54:11,301 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 04:54:11,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:54:11 BoogieIcfgContainer [2022-07-13 04:54:11,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:54:11,303 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:54:11,303 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:54:11,311 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:54:11,311 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:54:11,311 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:54:10" (1/3) ... [2022-07-13 04:54:11,312 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a70773c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:54:11, skipping insertion in model container [2022-07-13 04:54:11,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:54:11,312 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:54:11" (2/3) ... [2022-07-13 04:54:11,313 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a70773c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:54:11, skipping insertion in model container [2022-07-13 04:54:11,313 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:54:11,313 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:54:11" (3/3) ... [2022-07-13 04:54:11,315 INFO L354 chiAutomizerObserver]: Analyzing ICFG stroeder1-alloca-1.i [2022-07-13 04:54:11,348 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:54:11,349 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:54:11,349 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:54:11,349 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:54:11,349 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:54:11,349 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:54:11,349 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:54:11,349 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:54:11,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:11,363 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-13 04:54:11,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:11,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:11,367 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 04:54:11,367 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:11,368 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:54:11,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:11,369 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-13 04:54:11,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:11,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:11,369 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-13 04:54:11,369 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:11,374 INFO L752 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet7#1, main_#t~post6#1, main_~i~1#1, main_#t~ret8#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9#L526true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3#L526-2true call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;main_~i~1#1 := 0; 4#L531-3true [2022-07-13 04:54:11,374 INFO L754 eck$LassoCheckResult]: Loop: 4#L531-3true assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet7#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet7#1; 10#L531-2true main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 4#L531-3true [2022-07-13 04:54:11,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:11,378 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-07-13 04:54:11,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:11,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903065738] [2022-07-13 04:54:11,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:11,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:11,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-07-13 04:54:11,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:11,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12393256] [2022-07-13 04:54:11,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:11,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,543 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:11,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:11,557 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-07-13 04:54:11,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:11,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754463341] [2022-07-13 04:54:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:11,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,587 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:11,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:11,858 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:54:11,860 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:54:11,860 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:54:11,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:54:11,860 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:54:11,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:11,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:54:11,861 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:54:11,861 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder1-alloca-1.i_Iteration1_Lasso [2022-07-13 04:54:11,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:54:11,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:54:11,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:11,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:11,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:12,259 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:54:12,262 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:54:12,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,266 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) [2022-07-13 04:54:12,273 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 [2022-07-13 04:54:12,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:12,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:12,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:12,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:12,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,326 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) [2022-07-13 04:54:12,341 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 [2022-07-13 04:54:12,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:12,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:12,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,406 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 [2022-07-13 04:54:12,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,408 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) [2022-07-13 04:54:12,409 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 [2022-07-13 04:54:12,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:12,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:12,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:12,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-13 04:54:12,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,444 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) [2022-07-13 04:54:12,445 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 [2022-07-13 04:54:12,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:12,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:12,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,524 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 [2022-07-13 04:54:12,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,526 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) [2022-07-13 04:54:12,527 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 [2022-07-13 04:54:12,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:12,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:12,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:12,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,574 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 [2022-07-13 04:54:12,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,575 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) [2022-07-13 04:54:12,576 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 [2022-07-13 04:54:12,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:12,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:12,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,621 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 [2022-07-13 04:54:12,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,623 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) [2022-07-13 04:54:12,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,638 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 [2022-07-13 04:54:12,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:12,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:12,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:12,676 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 [2022-07-13 04:54:12,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,678 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) [2022-07-13 04:54:12,679 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 [2022-07-13 04:54:12,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:12,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:12,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:12,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:12,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:12,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:12,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:12,709 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:54:12,746 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-13 04:54:12,746 INFO L444 ModelExtractionUtils]: 8 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-07-13 04:54:12,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:12,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:12,759 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) [2022-07-13 04:54:12,760 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 [2022-07-13 04:54:12,803 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:54:12,825 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:54:12,825 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:54:12,825 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~array_size~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~array_size~0#1 Supporting invariants [] [2022-07-13 04:54:12,844 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 [2022-07-13 04:54:12,851 INFO L293 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-07-13 04:54:12,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:12,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:54:12,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:12,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:54:12,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:12,943 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 [2022-07-13 04:54:12,944 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2022-07-13 04:54:12,969 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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 32 states and 42 transitions. Complement of second has 7 states. [2022-07-13 04:54:12,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:54:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2022-07-13 04:54:12,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2022-07-13 04:54:12,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-13 04:54:12,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:12,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-13 04:54:12,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:12,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 4 letters. Loop has 4 letters. [2022-07-13 04:54:12,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:12,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2022-07-13 04:54:12,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 04:54:12,979 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 10 states and 13 transitions. [2022-07-13 04:54:12,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-07-13 04:54:12,980 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-07-13 04:54:12,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-07-13 04:54:12,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:54:12,980 INFO L369 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 04:54:12,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-07-13 04:54:12,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-07-13 04:54:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-07-13 04:54:12,998 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 04:54:12,998 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 04:54:12,998 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:54:12,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-07-13 04:54:13,000 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 04:54:13,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:13,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:13,006 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-13 04:54:13,006 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:13,006 INFO L752 eck$LassoCheckResult]: Stem: 108#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 109#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet7#1, main_#t~post6#1, main_~i~1#1, main_#t~ret8#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 110#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 107#L526-2 call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;main_~i~1#1 := 0; 103#L531-3 assume !(main_~i~1#1 < main_~array_size~0#1); 105#L531-4 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~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; 111#L517-3 [2022-07-13 04:54:13,007 INFO L754 eck$LassoCheckResult]: Loop: 111#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;call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);sumOfThirdBytes_~sum~0#1 := sumOfThirdBytes_~sum~0#1 + sumOfThirdBytes_#t~mem3#1;havoc sumOfThirdBytes_#t~mem3#1; 112#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 111#L517-3 [2022-07-13 04:54:13,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:13,007 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-07-13 04:54:13,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:13,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685619389] [2022-07-13 04:54:13,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:13,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:13,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:54:13,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685619389] [2022-07-13 04:54:13,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685619389] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:54:13,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:54:13,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 04:54:13,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439501466] [2022-07-13 04:54:13,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:54:13,069 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:54:13,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:13,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1955, now seen corresponding path program 1 times [2022-07-13 04:54:13,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:13,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789080953] [2022-07-13 04:54:13,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:13,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,081 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:13,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:54:13,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 04:54:13,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 04:54:13,127 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 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) [2022-07-13 04:54:13,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:54:13,146 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2022-07-13 04:54:13,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 04:54:13,147 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 13 transitions. [2022-07-13 04:54:13,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 04:54:13,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 13 transitions. [2022-07-13 04:54:13,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-07-13 04:54:13,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2022-07-13 04:54:13,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2022-07-13 04:54:13,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:54:13,147 INFO L369 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2022-07-13 04:54:13,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2022-07-13 04:54:13,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2022-07-13 04:54:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 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) [2022-07-13 04:54:13,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2022-07-13 04:54:13,148 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-07-13 04:54:13,148 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2022-07-13 04:54:13,148 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 04:54:13,149 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2022-07-13 04:54:13,149 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 04:54:13,149 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:54:13,149 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:54:13,149 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:54:13,149 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:54:13,149 INFO L752 eck$LassoCheckResult]: Stem: 136#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 137#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet7#1, main_#t~post6#1, main_~i~1#1, main_#t~ret8#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 138#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 131#L526-2 call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;main_~i~1#1 := 0; 132#L531-3 assume !!(main_~i~1#1 < main_~array_size~0#1);call write~int(main_#t~nondet7#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet7#1; 133#L531-2 main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 134#L531-3 assume !(main_~i~1#1 < main_~array_size~0#1); 135#L531-4 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~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; 139#L517-3 [2022-07-13 04:54:13,149 INFO L754 eck$LassoCheckResult]: Loop: 139#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;call sumOfThirdBytes_#t~mem3#1 := read~int(sumOfThirdBytes_~p~0#1.base, sumOfThirdBytes_~p~0#1.offset, 1);sumOfThirdBytes_~sum~0#1 := sumOfThirdBytes_~sum~0#1 + sumOfThirdBytes_#t~mem3#1;havoc sumOfThirdBytes_#t~mem3#1; 140#L517-2 sumOfThirdBytes_#t~post2#1 := sumOfThirdBytes_~i~0#1;sumOfThirdBytes_~i~0#1 := 1 + sumOfThirdBytes_#t~post2#1;havoc sumOfThirdBytes_#t~post2#1; 139#L517-3 [2022-07-13 04:54:13,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:13,150 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-07-13 04:54:13,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:13,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038626049] [2022-07-13 04:54:13,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:13,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,159 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:13,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:13,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1955, now seen corresponding path program 2 times [2022-07-13 04:54:13,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:13,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398164381] [2022-07-13 04:54:13,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:13,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,170 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:13,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:13,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1899811567, now seen corresponding path program 1 times [2022-07-13 04:54:13,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:54:13,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347144518] [2022-07-13 04:54:13,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:54:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:54:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,182 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:54:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:54:13,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:54:13,273 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 [2022-07-13 04:54:13,492 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:54:13,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:54:13,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:54:13,492 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:54:13,493 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:54:13,493 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:13,493 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:54:13,493 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:54:13,493 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder1-alloca-1.i_Iteration3_Lasso [2022-07-13 04:54:13,493 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:54:13,493 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:54:13,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:54:13,867 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:54:13,867 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:54:13,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:13,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:13,870 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) [2022-07-13 04:54:13,883 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 [2022-07-13 04:54:13,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:13,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:13,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:13,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:13,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:13,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:13,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:13,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:13,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:13,921 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 [2022-07-13 04:54:13,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:13,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:13,922 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) [2022-07-13 04:54:13,923 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 [2022-07-13 04:54:13,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:13,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:13,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:13,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:13,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:13,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:13,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:13,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:13,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:13,962 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 [2022-07-13 04:54:13,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:13,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:13,963 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) [2022-07-13 04:54:13,964 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 [2022-07-13 04:54:13,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:13,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:13,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:13,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:13,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:13,973 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:13,973 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:13,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-07-13 04:54:14,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,005 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) [2022-07-13 04:54:14,006 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 [2022-07-13 04:54:14,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,067 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 [2022-07-13 04:54:14,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,068 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) [2022-07-13 04:54:14,084 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 [2022-07-13 04:54:14,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:14,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:14,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:14,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,118 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 [2022-07-13 04:54:14,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,119 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) [2022-07-13 04:54:14,120 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 [2022-07-13 04:54:14,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:14,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:14,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:14,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:14,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,153 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) [2022-07-13 04:54:14,154 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 [2022-07-13 04:54:14,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,194 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 [2022-07-13 04:54:14,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,196 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) [2022-07-13 04:54:14,197 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 [2022-07-13 04:54:14,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,225 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 [2022-07-13 04:54:14,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,226 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) [2022-07-13 04:54:14,235 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 [2022-07-13 04:54:14,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:14,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:14,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:14,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,261 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 [2022-07-13 04:54:14,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,263 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) [2022-07-13 04:54:14,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,281 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 [2022-07-13 04:54:14,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-13 04:54:14,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,305 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) [2022-07-13 04:54:14,306 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 [2022-07-13 04:54:14,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,354 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 [2022-07-13 04:54:14,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,356 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) [2022-07-13 04:54:14,356 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 [2022-07-13 04:54:14,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,418 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 [2022-07-13 04:54:14,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,419 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) [2022-07-13 04:54:14,420 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 [2022-07-13 04:54:14,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,461 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 [2022-07-13 04:54:14,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,463 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) [2022-07-13 04:54:14,464 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 [2022-07-13 04:54:14,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-13 04:54:14,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,492 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) [2022-07-13 04:54:14,492 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 [2022-07-13 04:54:14,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,525 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 [2022-07-13 04:54:14,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,529 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) [2022-07-13 04:54:14,530 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 [2022-07-13 04:54:14,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:54:14,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:54:14,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:54:14,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:54:14,562 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 [2022-07-13 04:54:14,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,566 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) [2022-07-13 04:54:14,567 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 [2022-07-13 04:54:14,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:54:14,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:54:14,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:54:14,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:54:14,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:54:14,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:54:14,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:54:14,617 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:54:14,636 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-13 04:54:14,636 INFO L444 ModelExtractionUtils]: 29 out of 40 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-07-13 04:54:14,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:54:14,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:54:14,638 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) [2022-07-13 04:54:14,639 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 [2022-07-13 04:54:14,640 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:54:14,647 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:54:14,647 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:54:14,647 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 [] [2022-07-13 04:54:14,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-13 04:54:14,669 INFO L293 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2022-07-13 04:54:14,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:54:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:14,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:54:14,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:54:14,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:54:14,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:54:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:54:14,726 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 [2022-07-13 04:54:14,726 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:14,732 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 15 transitions. Complement of second has 4 states. [2022-07-13 04:54:14,732 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 [2022-07-13 04:54:14,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:54:14,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2022-07-13 04:54:14,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-13 04:54:14,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:14,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-13 04:54:14,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:14,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-13 04:54:14,733 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:54:14,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 15 transitions. [2022-07-13 04:54:14,734 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:54:14,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2022-07-13 04:54:14,734 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:54:14,734 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:54:14,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:54:14,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:54:14,735 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:54:14,735 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:54:14,735 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:54:14,735 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 04:54:14,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 04:54:14,735 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:54:14,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 04:54:14,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 04:54:14 BoogieIcfgContainer [2022-07-13 04:54:14,740 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 04:54:14,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 04:54:14,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 04:54:14,741 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 04:54:14,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:54:11" (3/4) ... [2022-07-13 04:54:14,743 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 04:54:14,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 04:54:14,743 INFO L158 Benchmark]: Toolchain (without parser) took 4086.66ms. Allocated memory was 83.9MB in the beginning and 138.4MB in the end (delta: 54.5MB). Free memory was 46.8MB in the beginning and 64.6MB in the end (delta: -17.7MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2022-07-13 04:54:14,744 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:54:14,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.55ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 71.7MB in the end (delta: -25.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 04:54:14,744 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.66ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 69.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 04:54:14,745 INFO L158 Benchmark]: Boogie Preprocessor took 26.48ms. Allocated memory is still 100.7MB. Free memory was 69.9MB in the beginning and 68.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:54:14,745 INFO L158 Benchmark]: RCFGBuilder took 212.81ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 58.6MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 04:54:14,745 INFO L158 Benchmark]: BuchiAutomizer took 3437.06ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 58.6MB in the beginning and 64.6MB in the end (delta: -6.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2022-07-13 04:54:14,746 INFO L158 Benchmark]: Witness Printer took 2.49ms. Allocated memory is still 138.4MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:54:14,747 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 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.55ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 71.7MB in the end (delta: -25.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.66ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 69.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.48ms. Allocated memory is still 100.7MB. Free memory was 69.9MB in the beginning and 68.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 212.81ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 58.6MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3437.06ms. Allocated memory was 100.7MB in the beginning and 138.4MB in the end (delta: 37.7MB). Free memory was 58.6MB in the beginning and 64.6MB in the end (delta: -6.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Witness Printer took 2.49ms. Allocated memory is still 138.4MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function array_size + -1 * i and consists of 5 locations. One deterministic module has affine ranking function array_size + -1 * i and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 27 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital128 mio100 ax114 hnf100 lsp82 ukn82 mio100 lsp62 div134 bol100 ite100 ukn100 eq163 hnf92 smp81 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 66ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 04:54:14,770 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 [2022-07-13 04:54:14,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE