./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/array03-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 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/array03-alloca-2.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 00a8f866e26c2e2f6efeb25e7ec6952d97cdca88cd5ba8f7afdfeeef8678b95c --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 03:12:34,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 03:12:34,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 03:12:34,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 03:12:34,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 03:12:34,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 03:12:34,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 03:12:34,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 03:12:34,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 03:12:34,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 03:12:34,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 03:12:34,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 03:12:34,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 03:12:34,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 03:12:34,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 03:12:34,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 03:12:34,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 03:12:34,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 03:12:34,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 03:12:34,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 03:12:34,847 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 03:12:34,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 03:12:34,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 03:12:34,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 03:12:34,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 03:12:34,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 03:12:34,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 03:12:34,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 03:12:34,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 03:12:34,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 03:12:34,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 03:12:34,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 03:12:34,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 03:12:34,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 03:12:34,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 03:12:34,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 03:12:34,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 03:12:34,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 03:12:34,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 03:12:34,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 03:12:34,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 03:12:34,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 03:12:34,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-22 03:12:34,885 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 03:12:34,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 03:12:34,886 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 03:12:34,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 03:12:34,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 03:12:34,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 03:12:34,887 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 03:12:34,887 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 03:12:34,887 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 03:12:34,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 03:12:34,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 03:12:34,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 03:12:34,890 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 03:12:34,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 03:12:34,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 03:12:34,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 03:12:34,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 03:12:34,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 03:12:34,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 03:12:34,891 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 03:12:34,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00a8f866e26c2e2f6efeb25e7ec6952d97cdca88cd5ba8f7afdfeeef8678b95c [2022-07-22 03:12:35,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 03:12:35,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 03:12:35,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 03:12:35,179 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 03:12:35,179 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 03:12:35,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/array03-alloca-2.i [2022-07-22 03:12:35,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a901d2794/1d4aae44fbea4df89c5df087dd764992/FLAG683b7d78f [2022-07-22 03:12:35,620 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 03:12:35,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/array03-alloca-2.i [2022-07-22 03:12:35,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a901d2794/1d4aae44fbea4df89c5df087dd764992/FLAG683b7d78f [2022-07-22 03:12:35,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a901d2794/1d4aae44fbea4df89c5df087dd764992 [2022-07-22 03:12:35,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 03:12:35,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 03:12:35,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 03:12:35,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 03:12:35,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 03:12:35,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 03:12:35" (1/1) ... [2022-07-22 03:12:35,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d25ac1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:35, skipping insertion in model container [2022-07-22 03:12:35,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 03:12:35" (1/1) ... [2022-07-22 03:12:35,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 03:12:36,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 03:12:36,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 03:12:36,264 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 03:12:36,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 03:12:36,300 INFO L208 MainTranslator]: Completed translation [2022-07-22 03:12:36,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36 WrapperNode [2022-07-22 03:12:36,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 03:12:36,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 03:12:36,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 03:12:36,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 03:12:36,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,336 INFO L137 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2022-07-22 03:12:36,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 03:12:36,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 03:12:36,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 03:12:36,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 03:12:36,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 03:12:36,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 03:12:36,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 03:12:36,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 03:12:36,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (1/1) ... [2022-07-22 03:12:36,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:36,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:36,419 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) [2022-07-22 03:12:36,434 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 [2022-07-22 03:12:36,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 03:12:36,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 03:12:36,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 03:12:36,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 03:12:36,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 03:12:36,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 03:12:36,499 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 03:12:36,501 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 03:12:36,661 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 03:12:36,666 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 03:12:36,666 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-22 03:12:36,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 03:12:36 BoogieIcfgContainer [2022-07-22 03:12:36,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 03:12:36,683 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 03:12:36,684 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 03:12:36,686 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 03:12:36,686 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 03:12:36,687 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 03:12:35" (1/3) ... [2022-07-22 03:12:36,687 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d5b24f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 03:12:36, skipping insertion in model container [2022-07-22 03:12:36,687 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 03:12:36,687 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 03:12:36" (2/3) ... [2022-07-22 03:12:36,688 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d5b24f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 03:12:36, skipping insertion in model container [2022-07-22 03:12:36,688 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 03:12:36,688 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 03:12:36" (3/3) ... [2022-07-22 03:12:36,689 INFO L354 chiAutomizerObserver]: Analyzing ICFG array03-alloca-2.i [2022-07-22 03:12:36,742 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 03:12:36,742 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 03:12:36,742 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 03:12:36,742 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 03:12:36,742 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 03:12:36,742 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 03:12:36,742 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 03:12:36,742 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 03:12:36,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 03:12:36,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-22 03:12:36,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 03:12:36,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 03:12:36,775 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 03:12:36,776 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 03:12:36,776 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 03:12:36,776 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 03:12:36,778 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-07-22 03:12:36,778 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 03:12:36,778 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 03:12:36,779 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 03:12:36,779 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 03:12:36,784 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet12#1, main_#t~post11#1, main_~k~0#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 9#L532true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 4#L532-2true call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;main_~k~0#1 := 0; 7#L537-3true [2022-07-22 03:12:36,784 INFO L754 eck$LassoCheckResult]: Loop: 7#L537-3true assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet12#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet12#1; 16#L537-2true main_#t~post11#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 7#L537-3true [2022-07-22 03:12:36,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:36,792 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-07-22 03:12:36,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:36,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932596807] [2022-07-22 03:12:36,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:36,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:36,880 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:36,912 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:36,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:36,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-07-22 03:12:36,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:36,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533771423] [2022-07-22 03:12:36,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:36,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:36,936 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:36,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:36,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:36,953 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-07-22 03:12:36,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:36,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913521149] [2022-07-22 03:12:36,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:36,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:36,981 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:37,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:37,231 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 03:12:37,232 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 03:12:37,232 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 03:12:37,232 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 03:12:37,232 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 03:12:37,232 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,233 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 03:12:37,233 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 03:12:37,233 INFO L133 ssoRankerPreferences]: Filename of dumped script: array03-alloca-2.i_Iteration1_Lasso [2022-07-22 03:12:37,233 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 03:12:37,233 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 03:12:37,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:37,573 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 03:12:37,576 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 03:12:37,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,593 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) [2022-07-22 03:12:37,609 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 [2022-07-22 03:12:37,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 03:12:37,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 03:12:37,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 03:12:37,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-22 03:12:37,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,669 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) [2022-07-22 03:12:37,670 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 [2022-07-22 03:12:37,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:37,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:37,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,740 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 [2022-07-22 03:12:37,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,756 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) [2022-07-22 03:12:37,758 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 [2022-07-22 03:12:37,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:37,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:37,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,830 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 [2022-07-22 03:12:37,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,835 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) [2022-07-22 03:12:37,836 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 [2022-07-22 03:12:37,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:37,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:37,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,879 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 [2022-07-22 03:12:37,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,882 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) [2022-07-22 03:12:37,888 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 [2022-07-22 03:12:37,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 03:12:37,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 03:12:37,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 03:12:37,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,934 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 [2022-07-22 03:12:37,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,936 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) [2022-07-22 03:12:37,937 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 [2022-07-22 03:12:37,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:37,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:37,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:37,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:37,988 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 [2022-07-22 03:12:37,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:37,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:37,989 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) [2022-07-22 03:12:37,990 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 [2022-07-22 03:12:37,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:37,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:37,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:37,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:37,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:38,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:38,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:38,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 03:12:38,032 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 [2022-07-22 03:12:38,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:38,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:38,034 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) [2022-07-22 03:12:38,035 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 [2022-07-22 03:12:38,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 03:12:38,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 03:12:38,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 03:12:38,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 03:12:38,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 03:12:38,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 03:12:38,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 03:12:38,065 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 03:12:38,083 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-07-22 03:12:38,083 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-22 03:12:38,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:38,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 03:12:38,085 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) [2022-07-22 03:12:38,086 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 [2022-07-22 03:12:38,089 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 03:12:38,106 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-22 03:12:38,107 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 03:12:38,107 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~array_size~0#1, ULTIMATE.start_main_~k~0#1) = 1*ULTIMATE.start_main_~array_size~0#1 - 1*ULTIMATE.start_main_~k~0#1 Supporting invariants [] [2022-07-22 03:12:38,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-07-22 03:12:38,131 INFO L293 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-07-22 03:12:38,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 03:12:38,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 03:12:38,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 03:12:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 03:12:38,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 03:12:38,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 03:12:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 03:12:38,202 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 [2022-07-22 03:12:38,203 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2022-07-22 03:12:38,231 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.5294117647058822) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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 44 states and 65 transitions. Complement of second has 7 states. [2022-07-22 03:12:38,232 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 [2022-07-22 03:12:38,235 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) [2022-07-22 03:12:38,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 43 transitions. [2022-07-22 03:12:38,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 43 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-22 03:12:38,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 03:12:38,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 43 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 03:12:38,237 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 03:12:38,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 43 transitions. Stem has 4 letters. Loop has 4 letters. [2022-07-22 03:12:38,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 03:12:38,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 65 transitions. [2022-07-22 03:12:38,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-22 03:12:38,242 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 15 states and 21 transitions. [2022-07-22 03:12:38,243 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-07-22 03:12:38,243 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-07-22 03:12:38,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2022-07-22 03:12:38,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 03:12:38,243 INFO L369 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2022-07-22 03:12:38,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2022-07-22 03:12:38,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-07-22 03:12:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 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) [2022-07-22 03:12:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2022-07-22 03:12:38,258 INFO L392 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2022-07-22 03:12:38,258 INFO L374 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2022-07-22 03:12:38,258 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 03:12:38,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2022-07-22 03:12:38,259 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-22 03:12:38,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 03:12:38,259 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 03:12:38,259 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 03:12:38,259 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 03:12:38,259 INFO L752 eck$LassoCheckResult]: Stem: 119#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 120#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet12#1, main_#t~post11#1, main_~k~0#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 128#L532 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 121#L532-2 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;main_~k~0#1 := 0; 122#L537-3 assume !(main_~k~0#1 < main_~array_size~0#1); 123#L537-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem3#1, test_fun_#t~mem4#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~post8#1, test_fun_#t~mem5#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;havoc test_fun_~res~0#1;test_fun_~i~0#1 := 0; 124#L516-3 [2022-07-22 03:12:38,259 INFO L754 eck$LassoCheckResult]: Loop: 124#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1);test_fun_~res~0#1 := 1;call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 125#L518 assume 0 == test_fun_#t~mem3#1;havoc test_fun_#t~mem3#1;test_fun_~res~0#1 := 1; 130#L523-2 call test_fun_#t~mem5#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 133#L523 assume !(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1; 131#L523-3 call write~int(test_fun_~res~0#1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 132#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 124#L516-3 [2022-07-22 03:12:38,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,260 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-07-22 03:12:38,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:38,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880771921] [2022-07-22 03:12:38,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 03:12:38,324 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 [2022-07-22 03:12:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 03:12:38,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 03:12:38,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880771921] [2022-07-22 03:12:38,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880771921] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 03:12:38,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 03:12:38,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 03:12:38,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726837287] [2022-07-22 03:12:38,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 03:12:38,342 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-22 03:12:38,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1807826313, now seen corresponding path program 1 times [2022-07-22 03:12:38,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:38,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200327119] [2022-07-22 03:12:38,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:38,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,360 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:38,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 03:12:38,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 03:12:38,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 03:12:38,465 INFO L87 Difference]: Start difference. First operand 15 states and 21 transitions. cyclomatic complexity: 8 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) [2022-07-22 03:12:38,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 03:12:38,512 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2022-07-22 03:12:38,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 03:12:38,513 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 21 transitions. [2022-07-22 03:12:38,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-22 03:12:38,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 21 transitions. [2022-07-22 03:12:38,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-07-22 03:12:38,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-07-22 03:12:38,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2022-07-22 03:12:38,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 03:12:38,515 INFO L369 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-07-22 03:12:38,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2022-07-22 03:12:38,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2022-07-22 03:12:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 03:12:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2022-07-22 03:12:38,516 INFO L392 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-07-22 03:12:38,516 INFO L374 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-07-22 03:12:38,516 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 03:12:38,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2022-07-22 03:12:38,517 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-22 03:12:38,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 03:12:38,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 03:12:38,517 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 03:12:38,517 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-22 03:12:38,517 INFO L752 eck$LassoCheckResult]: Stem: 157#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet12#1, main_#t~post11#1, main_~k~0#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 166#L532 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 159#L532-2 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;main_~k~0#1 := 0; 160#L537-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet12#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet12#1; 164#L537-2 main_#t~post11#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 165#L537-3 assume !(main_~k~0#1 < main_~array_size~0#1); 161#L537-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#t~mem3#1, test_fun_#t~mem4#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~post8#1, test_fun_#t~mem5#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;havoc test_fun_~res~0#1;test_fun_~i~0#1 := 0; 162#L516-3 [2022-07-22 03:12:38,517 INFO L754 eck$LassoCheckResult]: Loop: 162#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1);test_fun_~res~0#1 := 1;call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 163#L518 assume 0 == test_fun_#t~mem3#1;havoc test_fun_#t~mem3#1;test_fun_~res~0#1 := 1; 167#L523-2 call test_fun_#t~mem5#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 171#L523 assume !(test_fun_#t~mem5#1 > 0);havoc test_fun_#t~mem5#1; 169#L523-3 call write~int(test_fun_~res~0#1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 170#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 162#L516-3 [2022-07-22 03:12:38,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,518 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-07-22 03:12:38,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:38,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367360606] [2022-07-22 03:12:38,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:38,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,528 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:38,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1807826313, now seen corresponding path program 2 times [2022-07-22 03:12:38,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:38,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847270167] [2022-07-22 03:12:38,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:38,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,555 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:38,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 03:12:38,570 INFO L85 PathProgramCache]: Analyzing trace with hash -260572169, now seen corresponding path program 1 times [2022-07-22 03:12:38,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 03:12:38,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209573110] [2022-07-22 03:12:38,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 03:12:38,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 03:12:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,581 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 03:12:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 03:12:38,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 03:12:38,867 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 03:12:38,867 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 03:12:38,867 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 03:12:38,867 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 03:12:38,867 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 03:12:38,867 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 03:12:38,867 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 03:12:38,867 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 03:12:38,867 INFO L133 ssoRankerPreferences]: Filename of dumped script: array03-alloca-2.i_Iteration3_Lasso [2022-07-22 03:12:38,867 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 03:12:38,867 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 03:12:38,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 03:12:38,906 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:109) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:601) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:914) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:823) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-22 03:12:38,909 INFO L158 Benchmark]: Toolchain (without parser) took 2920.63ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 34.7MB in the beginning and 41.6MB in the end (delta: -6.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,909 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 03:12:38,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.26ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.7MB in the end (delta: -338.5kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.00ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 32.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,910 INFO L158 Benchmark]: Boogie Preprocessor took 53.06ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 31.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,910 INFO L158 Benchmark]: RCFGBuilder took 276.32ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 31.5MB in the beginning and 48.9MB in the end (delta: -17.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,911 INFO L158 Benchmark]: BuchiAutomizer took 2224.38ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.7MB in the beginning and 41.6MB in the end (delta: 7.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2022-07-22 03:12:38,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.26ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.7MB in the end (delta: -338.5kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.00ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 32.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.06ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 31.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 276.32ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 31.5MB in the beginning and 48.9MB in the end (delta: -17.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 2224.38ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.7MB in the beginning and 41.6MB in the end (delta: 7.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-22 03:12:38,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null