./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/memsafety/test-memleak_nexttime.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf 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/memsafety/test-memleak_nexttime.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 60a24c4f5e174a9ae46b1f077c5e18d0598bd760 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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: AssertionError: MapEliminator tries to combine Int and (Array Int Int) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 05:21:10,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 05:21:10,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 05:21:11,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 05:21:11,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 05:21:11,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 05:21:11,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 05:21:11,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 05:21:11,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 05:21:11,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 05:21:11,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 05:21:11,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 05:21:11,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 05:21:11,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 05:21:11,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 05:21:11,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 05:21:11,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 05:21:11,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 05:21:11,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 05:21:11,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 05:21:11,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 05:21:11,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 05:21:11,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 05:21:11,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 05:21:11,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 05:21:11,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 05:21:11,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 05:21:11,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 05:21:11,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 05:21:11,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 05:21:11,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 05:21:11,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 05:21:11,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 05:21:11,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 05:21:11,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 05:21:11,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 05:21:11,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 05:21:11,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 05:21:11,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 05:21:11,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 05:21:11,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 05:21:11,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 05:21:11,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 05:21:11,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 05:21:11,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 05:21:11,120 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 05:21:11,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 05:21:11,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 05:21:11,122 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 05:21:11,122 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 05:21:11,122 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 05:21:11,122 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 05:21:11,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 05:21:11,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 05:21:11,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 05:21:11,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 05:21:11,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 05:21:11,125 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 05:21:11,126 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 05:21:11,126 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60a24c4f5e174a9ae46b1f077c5e18d0598bd760 [2021-08-31 05:21:11,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 05:21:11,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 05:21:11,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 05:21:11,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 05:21:11,435 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 05:21:11,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2021-08-31 05:21:11,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064842135/40a63c2e5c4e47e98270f634c82ff1f0/FLAG1d3f0bb08 [2021-08-31 05:21:11,931 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 05:21:11,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2021-08-31 05:21:11,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064842135/40a63c2e5c4e47e98270f634c82ff1f0/FLAG1d3f0bb08 [2021-08-31 05:21:11,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/064842135/40a63c2e5c4e47e98270f634c82ff1f0 [2021-08-31 05:21:11,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 05:21:11,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 05:21:11,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 05:21:11,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 05:21:11,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 05:21:11,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9f718 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:11, skipping insertion in model container [2021-08-31 05:21:11,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:21:11" (1/1) ... [2021-08-31 05:21:11,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 05:21:12,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 05:21:12,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 05:21:12,281 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 05:21:12,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 05:21:12,344 INFO L208 MainTranslator]: Completed translation [2021-08-31 05:21:12,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12 WrapperNode [2021-08-31 05:21:12,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 05:21:12,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 05:21:12,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 05:21:12,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 05:21:12,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 05:21:12,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 05:21:12,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 05:21:12,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 05:21:12,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 05:21:12,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 05:21:12,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 05:21:12,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 05:21:12,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (1/1) ... [2021-08-31 05:21:12,453 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:12,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:12,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:12,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-31 05:21:12,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-08-31 05:21:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-08-31 05:21:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-08-31 05:21:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-08-31 05:21:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-08-31 05:21:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-08-31 05:21:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 05:21:12,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 05:21:12,638 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-31 05:21:12,651 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 05:21:12,651 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-08-31 05:21:12,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:21:12 BoogieIcfgContainer [2021-08-31 05:21:12,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 05:21:12,653 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 05:21:12,653 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 05:21:12,654 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 05:21:12,655 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,655 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 05:21:11" (1/3) ... [2021-08-31 05:21:12,656 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3556f8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 05:21:12, skipping insertion in model container [2021-08-31 05:21:12,656 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,656 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:21:12" (2/3) ... [2021-08-31 05:21:12,656 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3556f8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 05:21:12, skipping insertion in model container [2021-08-31 05:21:12,656 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 05:21:12,656 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:21:12" (3/3) ... [2021-08-31 05:21:12,657 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-memleak_nexttime.i [2021-08-31 05:21:12,681 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 05:21:12,682 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 05:21:12,682 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 05:21:12,682 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 05:21:12,682 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 05:21:12,682 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 05:21:12,682 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 05:21:12,682 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 05:21:12,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-31 05:21:12,702 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-08-31 05:21:12,702 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:12,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:12,706 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-31 05:21:12,706 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-31 05:21:12,707 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 05:21:12,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-31 05:21:12,708 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-08-31 05:21:12,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:12,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:12,709 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-31 05:21:12,709 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-31 05:21:12,713 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 10#L-1true havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);havoc foo_#t~malloc5.base, foo_#t~malloc5.offset; 8#L644true call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 9##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 7#$Ultimate##0true #t~loopctr10 := 0; 5#L-1-1true [2021-08-31 05:21:12,713 INFO L793 eck$LassoCheckResult]: Loop: 5#L-1-1true assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 5#L-1-1true [2021-08-31 05:21:12,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,717 INFO L82 PathProgramCache]: Analyzing trace with hash 28715065, now seen corresponding path program 1 times [2021-08-31 05:21:12,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461202502] [2021-08-31 05:21:12,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,812 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,844 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:12,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,846 INFO L82 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times [2021-08-31 05:21:12,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635384134] [2021-08-31 05:21:12,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,852 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,857 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:12,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:12,858 INFO L82 PathProgramCache]: Analyzing trace with hash 890167032, now seen corresponding path program 1 times [2021-08-31 05:21:12,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:12,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016986821] [2021-08-31 05:21:12,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:12,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,884 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:12,905 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:14,305 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 05:21:14,305 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 05:21:14,305 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 05:21:14,306 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 05:21:14,306 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-31 05:21:14,306 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:14,306 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 05:21:14,306 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 05:21:14,306 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration1_Lasso [2021-08-31 05:21:14,306 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 05:21:14,306 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 05:21:14,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:14,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:15,215 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 05:21:15,218 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-31 05:21:15,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-31 05:21:15,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 05:21:15,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 05:21:15,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 05:21:15,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,326 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 [2021-08-31 05:21:15,327 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,329 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-31 05:21:15,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 05:21:15,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 05:21:15,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 05:21:15,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,357 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-31 05:21:15,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 05:21:15,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 05:21:15,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 05:21:15,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,405 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 [2021-08-31 05:21:15,406 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,407 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-31 05:21:15,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 05:21:15,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 05:21:15,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 05:21:15,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-08-31 05:21:15,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,435 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-31 05:21:15,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-08-31 05:21:15,475 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,476 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-31 05:21:15,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,517 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-31 05:21:15,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,561 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-31 05:21:15,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-31 05:21:15,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,640 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-31 05:21:15,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,681 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 [2021-08-31 05:21:15,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,682 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-31 05:21:15,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,723 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-31 05:21:15,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,733 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,769 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-31 05:21:15,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,811 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,812 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-31 05:21:15,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,855 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 [2021-08-31 05:21:15,855 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,856 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-31 05:21:15,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,899 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-31 05:21:15,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,942 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,943 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:15,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-31 05:21:15,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:15,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:15,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:15,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:15,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:15,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:15,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:15,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:15,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:15,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:15,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:15,988 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:16,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:16,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:16,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:16,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:16,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:16,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:16,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-31 05:21:16,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:16,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:16,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:16,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,040 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-31 05:21:16,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:16,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:16,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:16,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:16,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:16,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:16,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:16,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:16,082 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 [2021-08-31 05:21:16,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:16,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,083 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-31 05:21:16,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:16,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:16,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:16,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:16,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:16,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:16,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:16,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:16,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:16,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:16,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,128 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-31 05:21:16,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:16,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:16,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:16,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:16,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:16,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:16,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:16,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 05:21:16,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:16,193 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:16,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,194 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-31 05:21:16,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 05:21:16,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 05:21:16,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 05:21:16,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 05:21:16,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 05:21:16,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 05:21:16,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 05:21:16,225 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-31 05:21:16,264 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-08-31 05:21:16,264 INFO L444 ModelExtractionUtils]: 8 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-08-31 05:21:16,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:16,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,266 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-31 05:21:16,268 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-31 05:21:16,289 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-31 05:21:16,289 INFO L513 LassoAnalysis]: Proved termination. [2021-08-31 05:21:16,290 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_size, #Ultimate.C_memcpy_#t~loopctr10) = 1*#Ultimate.C_memcpy_size - 1*#Ultimate.C_memcpy_#t~loopctr10 Supporting invariants [] [2021-08-31 05:21:16,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:16,394 INFO L297 tatePredicateManager]: 29 out of 29 supporting invariants were superfluous and have been removed [2021-08-31 05:21:16,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:16,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-31 05:21:16,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 05:21:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:16,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-31 05:21:16,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 05:21:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:16,518 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-08-31 05:21:16,519 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 05:21:16,568 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 34 transitions. Complement of second has 6 states. [2021-08-31 05:21:16,569 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 [2021-08-31 05:21:16,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 05:21:16,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-08-31 05:21:16,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2021-08-31 05:21:16,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 05:21:16,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2021-08-31 05:21:16,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 05:21:16,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2021-08-31 05:21:16,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 05:21:16,584 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2021-08-31 05:21:16,586 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:16,590 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 18 states and 23 transitions. [2021-08-31 05:21:16,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-08-31 05:21:16,591 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-08-31 05:21:16,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2021-08-31 05:21:16,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 05:21:16,592 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2021-08-31 05:21:16,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2021-08-31 05:21:16,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-08-31 05:21:16,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-08-31 05:21:16,609 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-08-31 05:21:16,609 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-08-31 05:21:16,609 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 05:21:16,609 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-08-31 05:21:16,611 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:16,611 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:16,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:16,612 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 05:21:16,612 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-31 05:21:16,612 INFO L791 eck$LassoCheckResult]: Stem: 208#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 209#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);havoc foo_#t~malloc5.base, foo_#t~malloc5.offset; 206#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 213##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 217#$Ultimate##0 #t~loopctr10 := 0; 216#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 207#L-1-3 [2021-08-31 05:21:16,612 INFO L793 eck$LassoCheckResult]: Loop: 207#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr12, 4);call write~unchecked~$Pointer$(#t~mem13.base, #t~mem13.offset, dest.base, dest.offset + #t~loopctr12, 4);#t~loopctr12 := 4 + #t~loopctr12; 207#L-1-3 [2021-08-31 05:21:16,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:16,613 INFO L82 PathProgramCache]: Analyzing trace with hash 890167034, now seen corresponding path program 1 times [2021-08-31 05:21:16,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:16,613 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924820966] [2021-08-31 05:21:16,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:16,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:16,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 05:21:16,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924820966] [2021-08-31 05:21:16,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924820966] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 05:21:16,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 05:21:16,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-31 05:21:16,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472941444] [2021-08-31 05:21:16,663 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-31 05:21:16,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:16,663 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2021-08-31 05:21:16,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:16,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744573063] [2021-08-31 05:21:16,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:16,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:16,667 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:16,671 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:16,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 05:21:16,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-31 05:21:16,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-31 05:21:16,728 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 05:21:16,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 05:21:16,754 INFO L93 Difference]: Finished difference Result 18 states and 21 transitions. [2021-08-31 05:21:16,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-31 05:21:16,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2021-08-31 05:21:16,756 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:16,756 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 21 transitions. [2021-08-31 05:21:16,756 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-08-31 05:21:16,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-08-31 05:21:16,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2021-08-31 05:21:16,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 05:21:16,757 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-08-31 05:21:16,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2021-08-31 05:21:16,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-08-31 05:21:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2021-08-31 05:21:16,758 INFO L704 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-08-31 05:21:16,758 INFO L587 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-08-31 05:21:16,758 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-31 05:21:16,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2021-08-31 05:21:16,759 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:16,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:16,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:16,759 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-31 05:21:16,760 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-31 05:21:16,760 INFO L791 eck$LassoCheckResult]: Stem: 245#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 246#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);havoc foo_#t~malloc5.base, foo_#t~malloc5.offset; 250#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 255##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 260#$Ultimate##0 #t~loopctr10 := 0; 259#L-1-1 assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 249#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 251#L-1-3 [2021-08-31 05:21:16,760 INFO L793 eck$LassoCheckResult]: Loop: 251#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr12, 4);call write~unchecked~$Pointer$(#t~mem13.base, #t~mem13.offset, dest.base, dest.offset + #t~loopctr12, 4);#t~loopctr12 := 4 + #t~loopctr12; 251#L-1-3 [2021-08-31 05:21:16,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:16,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1825374235, now seen corresponding path program 1 times [2021-08-31 05:21:16,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:16,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590068788] [2021-08-31 05:21:16,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:16,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:16,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:16,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 05:21:16,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590068788] [2021-08-31 05:21:16,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590068788] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-31 05:21:16,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631868150] [2021-08-31 05:21:16,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:16,827 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-31 05:21:16,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 05:21:16,841 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-31 05:21:16,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-08-31 05:21:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 05:21:16,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-31 05:21:16,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 05:21:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:16,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-31 05:21:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 05:21:16,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631868150] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-31 05:21:16,964 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-31 05:21:16,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2021-08-31 05:21:16,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495199676] [2021-08-31 05:21:16,964 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-31 05:21:16,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:16,965 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2021-08-31 05:21:16,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:16,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612714158] [2021-08-31 05:21:16,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:16,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:16,969 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:16,972 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:17,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 05:21:17,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-31 05:21:17,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2021-08-31 05:21:17,016 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 7 Second operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 11 states have internal predecessors, (14), 1 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 05:21:17,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 05:21:17,068 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2021-08-31 05:21:17,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-31 05:21:17,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2021-08-31 05:21:17,070 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:17,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 27 transitions. [2021-08-31 05:21:17,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-08-31 05:21:17,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-08-31 05:21:17,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2021-08-31 05:21:17,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 05:21:17,071 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-08-31 05:21:17,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2021-08-31 05:21:17,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-08-31 05:21:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-31 05:21:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-08-31 05:21:17,073 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-08-31 05:21:17,073 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-08-31 05:21:17,073 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-31 05:21:17,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2021-08-31 05:21:17,073 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-08-31 05:21:17,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 05:21:17,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 05:21:17,074 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 1, 1, 1, 1, 1, 1] [2021-08-31 05:21:17,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-08-31 05:21:17,074 INFO L791 eck$LassoCheckResult]: Stem: 346#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 347#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);havoc foo_#t~malloc5.base, foo_#t~malloc5.offset; 344#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 351##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 361#$Ultimate##0 #t~loopctr10 := 0; 359#L-1-1 assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 343#L-1-1 assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 345#L-1-1 assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 357#L-1-1 assume #t~loopctr10 < size;call #t~mem11 := read~unchecked~int(src.base, src.offset + #t~loopctr10, 1);call write~unchecked~int(#t~mem11, dest.base, dest.offset + #t~loopctr10, 1);#t~loopctr10 := 1 + #t~loopctr10; 356#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 355#L-1-3 [2021-08-31 05:21:17,074 INFO L793 eck$LassoCheckResult]: Loop: 355#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr12, 4);call write~unchecked~$Pointer$(#t~mem13.base, #t~mem13.offset, dest.base, dest.offset + #t~loopctr12, 4);#t~loopctr12 := 4 + #t~loopctr12; 355#L-1-3 [2021-08-31 05:21:17,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:17,075 INFO L82 PathProgramCache]: Analyzing trace with hash 1142857530, now seen corresponding path program 2 times [2021-08-31 05:21:17,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:17,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252447] [2021-08-31 05:21:17,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:17,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,090 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,107 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:17,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:17,108 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 3 times [2021-08-31 05:21:17,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:17,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53525803] [2021-08-31 05:21:17,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:17,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,111 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,114 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:17,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 05:21:17,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1068845085, now seen corresponding path program 1 times [2021-08-31 05:21:17,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 05:21:17,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609879209] [2021-08-31 05:21:17,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 05:21:17,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 05:21:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,128 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 05:21:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 05:21:17,146 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 05:21:21,054 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 05:21:21,054 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 05:21:21,054 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 05:21:21,054 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 05:21:21,054 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-31 05:21:21,054 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 05:21:21,055 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 05:21:21,055 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 05:21:21,055 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration4_Lasso [2021-08-31 05:21:21,055 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 05:21:21,055 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 05:21:21,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 05:21:21,869 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: MapEliminator tries to combine Int and (Array Int Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.indexEqualityInequalityImpliesValueEquality(MapEliminator.java:850) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceSelectStoreTerm(MapEliminator.java:592) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceStoreTerms(MapEliminator.java:542) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:330) 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:609) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:953) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:862) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 05:21:21,870 INFO L158 Benchmark]: Toolchain (without parser) took 9903.78ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 53.7MB in the beginning and 48.5MB in the end (delta: 5.2MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,871 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 31.7MB in the beginning and 31.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 05:21:21,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.90ms. Allocated memory is still 69.2MB. Free memory was 53.7MB in the beginning and 43.6MB in the end (delta: 10.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.07ms. Allocated memory is still 69.2MB. Free memory was 43.4MB in the beginning and 41.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,872 INFO L158 Benchmark]: Boogie Preprocessor took 37.45ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 40.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,872 INFO L158 Benchmark]: RCFGBuilder took 206.24ms. Allocated memory is still 69.2MB. Free memory was 40.2MB in the beginning and 47.0MB in the end (delta: -6.8MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,872 INFO L158 Benchmark]: BuchiAutomizer took 9217.16ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 47.0MB in the beginning and 48.5MB in the end (delta: -1.5MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2021-08-31 05:21:21,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 31.7MB in the beginning and 31.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.90ms. Allocated memory is still 69.2MB. Free memory was 53.7MB in the beginning and 43.6MB in the end (delta: 10.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.07ms. Allocated memory is still 69.2MB. Free memory was 43.4MB in the beginning and 41.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.45ms. Allocated memory is still 69.2MB. Free memory was 41.6MB in the beginning and 40.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 206.24ms. Allocated memory is still 69.2MB. Free memory was 40.2MB in the beginning and 47.0MB in the end (delta: -6.8MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 9217.16ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 47.0MB in the beginning and 48.5MB in the end (delta: -1.5MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: MapEliminator tries to combine Int and (Array Int Int) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: MapEliminator tries to combine Int and (Array Int Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.indexEqualityInequalityImpliesValueEquality(MapEliminator.java:850) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 05:21:21,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-08-31 05:21:22,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...