./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/memsafety/test-memleak_nexttime.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC --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 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/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 0.2.0-7b2dab5 [2021-10-11 00:30:17,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:30:17,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:30:17,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:30:17,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:30:17,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:30:17,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:30:17,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:30:17,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:30:17,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:30:17,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:30:17,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:30:17,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:30:17,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:30:17,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:30:17,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:30:17,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:30:17,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:30:17,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:30:17,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:30:17,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:30:17,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:30:17,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:30:17,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:30:17,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:30:17,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:30:17,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:30:17,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:30:17,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:30:17,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:30:17,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:30:17,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:30:17,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:30:17,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:30:17,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:30:17,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:30:17,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:30:17,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:30:17,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:30:17,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:30:17,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:30:17,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-11 00:30:17,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:30:17,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:30:17,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:30:17,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:30:17,239 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:30:17,239 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:30:17,240 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:30:17,240 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:30:17,240 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:30:17,240 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:30:17,241 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:30:17,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:30:17,241 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:30:17,241 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:30:17,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:30:17,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:30:17,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:30:17,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:30:17,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:30:17,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:30:17,243 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:30:17,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:30:17,244 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:30:17,244 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:30:17,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:30:17,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:30:17,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:30:17,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:30:17,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:30:17,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:30:17,248 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:30:17,248 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60a24c4f5e174a9ae46b1f077c5e18d0598bd760 [2021-10-11 00:30:17,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:30:17,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:30:17,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:30:17,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:30:17,553 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:30:17,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2021-10-11 00:30:17,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/data/3bd1ff987/fa20d50e328f4564b2d8360741ad0686/FLAG95da8210e [2021-10-11 00:30:18,275 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:30:18,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/sv-benchmarks/c/memsafety/test-memleak_nexttime.i [2021-10-11 00:30:18,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/data/3bd1ff987/fa20d50e328f4564b2d8360741ad0686/FLAG95da8210e [2021-10-11 00:30:18,504 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/data/3bd1ff987/fa20d50e328f4564b2d8360741ad0686 [2021-10-11 00:30:18,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:30:18,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:30:18,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:30:18,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:30:18,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:30:18,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:30:18" (1/1) ... [2021-10-11 00:30:18,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78f7e456 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:18, skipping insertion in model container [2021-10-11 00:30:18,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:30:18" (1/1) ... [2021-10-11 00:30:18,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:30:18,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:30:19,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:30:19,053 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:30:19,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:30:19,168 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:30:19,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19 WrapperNode [2021-10-11 00:30:19,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:30:19,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:30:19,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:30:19,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:30:19,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:30:19,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:30:19,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:30:19,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:30:19,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... [2021-10-11 00:30:19,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:30:19,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:30:19,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:30:19,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:30:19,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:19,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-11 00:30:19,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-11 00:30:19,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-11 00:30:19,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-10-11 00:30:19,333 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-10-11 00:30:19,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:30:19,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:30:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:30:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:30:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:30:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:30:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-11 00:30:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:30:19,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:30:19,640 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-11 00:30:19,678 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:30:19,678 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-11 00:30:19,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:30:19 BoogieIcfgContainer [2021-10-11 00:30:19,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:30:19,682 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:30:19,682 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:30:19,705 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:30:19,706 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:30:19,706 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:30:18" (1/3) ... [2021-10-11 00:30:19,708 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77824cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:30:19, skipping insertion in model container [2021-10-11 00:30:19,708 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:30:19,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:30:19" (2/3) ... [2021-10-11 00:30:19,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77824cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:30:19, skipping insertion in model container [2021-10-11 00:30:19,709 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:30:19,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:30:19" (3/3) ... [2021-10-11 00:30:19,711 INFO L389 chiAutomizerObserver]: Analyzing ICFG test-memleak_nexttime.i [2021-10-11 00:30:19,774 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:30:19,774 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:30:19,774 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:30:19,775 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:30:19,775 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:30:19,775 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:30:19,775 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:30:19,775 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:30:19,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2021-10-11 00:30:19,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-10-11 00:30:19,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:19,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:19,820 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-11 00:30:19,820 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:19,820 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:30:19,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2021-10-11 00:30:19,823 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2021-10-11 00:30:19,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:19,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:19,824 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-11 00:30:19,824 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:19,832 INFO L794 eck$LassoCheckResult]: Stem: 12#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); 3#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);< 14##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; 5#$Ultimate##0true #t~loopctr10 := 0; 9#L-1-1true [2021-10-11 00:30:19,832 INFO L796 eck$LassoCheckResult]: Loop: 9#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; 9#L-1-1true [2021-10-11 00:30:19,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:19,839 INFO L82 PathProgramCache]: Analyzing trace with hash 28715065, now seen corresponding path program 1 times [2021-10-11 00:30:19,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:19,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351426507] [2021-10-11 00:30:19,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,064 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,136 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,184 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:20,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:20,186 INFO L82 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times [2021-10-11 00:30:20,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:20,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788373498] [2021-10-11 00:30:20,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,208 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,214 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,216 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:20,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:20,218 INFO L82 PathProgramCache]: Analyzing trace with hash 890167032, now seen corresponding path program 1 times [2021-10-11 00:30:20,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:20,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525418491] [2021-10-11 00:30:20,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,284 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:20,327 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:20,343 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:21,123 WARN L197 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2021-10-11 00:30:21,416 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-10-11 00:30:22,084 WARN L197 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 115 [2021-10-11 00:30:22,402 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-10-11 00:30:22,414 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:30:22,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:30:22,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:30:22,415 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:30:22,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:30:22,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:22,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:30:22,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:30:22,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration1_Lasso [2021-10-11 00:30:22,416 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:30:22,417 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:30:22,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:22,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:22,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:22,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:22,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:22,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,228 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 95 [2021-10-11 00:30:23,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:23,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:24,106 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2021-10-11 00:30:24,189 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:30:24,194 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:30:24,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:30:24,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:30:24,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:30:24,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:30:24,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:30:24,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:30:24,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:30:24,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:30:24,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:30:24,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:30:24,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:30:24,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,341 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,474 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:30:24,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:30:24,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,768 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:30:24,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:24,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:24,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:24,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:24,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:24,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:24,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:24,968 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:24,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:25,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,055 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:25,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:30:25,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:25,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:25,230 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:30:25,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:30:25,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:30:25,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:30:25,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:30:25,283 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:30:25,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:30:25,302 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:30:25,343 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-11 00:30:25,343 INFO L444 ModelExtractionUtils]: 11 out of 22 variables were initially zero. Simplification set additionally 8 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:30:25,394 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:25,415 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:30:25,416 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:30:25,416 INFO L512 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 [] [2021-10-11 00:30:25,599 INFO L297 tatePredicateManager]: 29 out of 29 supporting invariants were superfluous and have been removed [2021-10-11 00:30:25,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:25,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:30:25,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:30:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:25,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:30:25,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:30:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:25,732 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 [2021-10-11 00:30:25,734 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 2 states. [2021-10-11 00:30:25,798 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 2 states. Result 27 states and 34 transitions. Complement of second has 6 states. [2021-10-11 00:30:25,798 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 [2021-10-11 00:30:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-11 00:30:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-11 00:30:25,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 1 letters. [2021-10-11 00:30:25,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:30:25,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2021-10-11 00:30:25,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:30:25,806 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-11 00:30:25,806 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:30:25,807 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2021-10-11 00:30:25,814 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:25,820 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 18 states and 23 transitions. [2021-10-11 00:30:25,821 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-11 00:30:25,822 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-11 00:30:25,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2021-10-11 00:30:25,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:30:25,824 INFO L692 BuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2021-10-11 00:30:25,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2021-10-11 00:30:25,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2021-10-11 00:30:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-10-11 00:30:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-10-11 00:30:25,857 INFO L715 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-10-11 00:30:25,857 INFO L595 BuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-10-11 00:30:25,858 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:30:25,858 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2021-10-11 00:30:25,865 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:25,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:25,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:25,866 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-11 00:30:25,866 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:25,866 INFO L794 eck$LassoCheckResult]: Stem: 206#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 201#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 202#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 203##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 204#$Ultimate##0 #t~loopctr10 := 0; 205#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 216#L-1-3 [2021-10-11 00:30:25,866 INFO L796 eck$LassoCheckResult]: Loop: 216#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$Pointer$(src.base, src.offset + #t~loopctr12, 4);call write~unchecked~$Pointer$(#t~mem13.base, #t~mem13.offset, dest.base, dest.offset + #t~loopctr12, 4);#t~loopctr12 := 4 + #t~loopctr12; 216#L-1-3 [2021-10-11 00:30:25,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:25,867 INFO L82 PathProgramCache]: Analyzing trace with hash 890167034, now seen corresponding path program 1 times [2021-10-11 00:30:25,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:25,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149741599] [2021-10-11 00:30:25,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:25,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149741599] [2021-10-11 00:30:25,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:30:25,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:30:25,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56646942] [2021-10-11 00:30:25,944 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:30:25,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:25,945 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 1 times [2021-10-11 00:30:25,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:25,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510905398] [2021-10-11 00:30:25,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:25,952 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:25,957 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:25,959 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:26,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:26,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:30:26,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:30:26,018 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 8 Second operand 4 states. [2021-10-11 00:30:26,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:26,056 INFO L93 Difference]: Finished difference Result 18 states and 21 transitions. [2021-10-11 00:30:26,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:30:26,061 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2021-10-11 00:30:26,064 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,065 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 21 transitions. [2021-10-11 00:30:26,065 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-10-11 00:30:26,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-11 00:30:26,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2021-10-11 00:30:26,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:30:26,066 INFO L692 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-11 00:30:26,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2021-10-11 00:30:26,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-10-11 00:30:26,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-10-11 00:30:26,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2021-10-11 00:30:26,071 INFO L715 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-11 00:30:26,071 INFO L595 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-10-11 00:30:26,072 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:30:26,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2021-10-11 00:30:26,072 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:26,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:26,073 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:26,073 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:26,073 INFO L794 eck$LassoCheckResult]: Stem: 246#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 243#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 244#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 245##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 260#$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; 257#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 258#L-1-3 [2021-10-11 00:30:26,073 INFO L796 eck$LassoCheckResult]: Loop: 258#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$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; 258#L-1-3 [2021-10-11 00:30:26,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:26,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1825374235, now seen corresponding path program 1 times [2021-10-11 00:30:26,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:26,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32243875] [2021-10-11 00:30:26,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:26,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32243875] [2021-10-11 00:30:26,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642942309] [2021-10-11 00:30:26,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:30:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:26,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:30:26,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:30:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:26,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:30:26,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-10-11 00:30:26,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942798005] [2021-10-11 00:30:26,277 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:30:26,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:26,278 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 2 times [2021-10-11 00:30:26,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:26,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651084722] [2021-10-11 00:30:26,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:26,283 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:26,287 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:26,289 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:26,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:26,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:30:26,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:30:26,337 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 7 Second operand 8 states. [2021-10-11 00:30:26,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:26,392 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2021-10-11 00:30:26,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:30:26,393 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2021-10-11 00:30:26,394 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,395 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 23 transitions. [2021-10-11 00:30:26,395 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2021-10-11 00:30:26,395 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2021-10-11 00:30:26,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2021-10-11 00:30:26,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:30:26,396 INFO L692 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-11 00:30:26,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2021-10-11 00:30:26,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-10-11 00:30:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-11 00:30:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-10-11 00:30:26,403 INFO L715 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-11 00:30:26,403 INFO L595 BuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-11 00:30:26,403 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-11 00:30:26,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2021-10-11 00:30:26,405 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,405 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:26,405 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:26,405 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:26,406 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:26,406 INFO L794 eck$LassoCheckResult]: Stem: 313#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 310#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 311#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 312##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 314#$Ultimate##0 #t~loopctr10 := 0; 315#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; 322#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; 323#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 325#L-1-3 [2021-10-11 00:30:26,406 INFO L796 eck$LassoCheckResult]: Loop: 325#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$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; 325#L-1-3 [2021-10-11 00:30:26,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:26,407 INFO L82 PathProgramCache]: Analyzing trace with hash 752026394, now seen corresponding path program 2 times [2021-10-11 00:30:26,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:26,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580803099] [2021-10-11 00:30:26,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:26,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:26,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580803099] [2021-10-11 00:30:26,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170023079] [2021-10-11 00:30:26,516 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:30:26,593 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-11 00:30:26,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-11 00:30:26,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:30:26,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:30:26,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:26,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:30:26,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-10-11 00:30:26,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440349776] [2021-10-11 00:30:26,681 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:30:26,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:26,682 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 3 times [2021-10-11 00:30:26,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:26,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300140219] [2021-10-11 00:30:26,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:26,692 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:26,708 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:26,710 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:26,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:26,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-11 00:30:26,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:30:26,762 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. cyclomatic complexity: 7 Second operand 10 states. [2021-10-11 00:30:26,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:26,839 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2021-10-11 00:30:26,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:30:26,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 25 transitions. [2021-10-11 00:30:26,841 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,842 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 22 states and 25 transitions. [2021-10-11 00:30:26,842 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2021-10-11 00:30:26,842 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2021-10-11 00:30:26,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 25 transitions. [2021-10-11 00:30:26,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:30:26,842 INFO L692 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-10-11 00:30:26,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 25 transitions. [2021-10-11 00:30:26,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-10-11 00:30:26,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-10-11 00:30:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-10-11 00:30:26,845 INFO L715 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-10-11 00:30:26,845 INFO L595 BuchiCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-10-11 00:30:26,846 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-11 00:30:26,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 25 transitions. [2021-10-11 00:30:26,846 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:26,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:26,847 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:26,847 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:26,847 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:26,847 INFO L794 eck$LassoCheckResult]: Stem: 389#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 386#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 387#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 388##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 407#$Ultimate##0 #t~loopctr10 := 0; 406#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; 400#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; 401#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; 403#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 402#L-1-3 [2021-10-11 00:30:26,847 INFO L796 eck$LassoCheckResult]: Loop: 402#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$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; 402#L-1-3 [2021-10-11 00:30:26,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:26,848 INFO L82 PathProgramCache]: Analyzing trace with hash 1837981691, now seen corresponding path program 3 times [2021-10-11 00:30:26,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:26,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104945612] [2021-10-11 00:30:26,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:30:26,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:26,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104945612] [2021-10-11 00:30:26,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806871611] [2021-10-11 00:30:26,963 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_672c1f47-c03e-4336-a802-51ed44e5d454/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:30:27,075 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-11 00:30:27,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-11 00:30:27,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 00:30:27,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:30:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:30:27,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:30:27,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2021-10-11 00:30:27,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149434780] [2021-10-11 00:30:27,192 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:30:27,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:27,192 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 4 times [2021-10-11 00:30:27,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:27,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514892954] [2021-10-11 00:30:27,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,196 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,199 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,201 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:27,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:30:27,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-11 00:30:27,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:30:27,256 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. cyclomatic complexity: 7 Second operand 12 states. [2021-10-11 00:30:27,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:30:27,329 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2021-10-11 00:30:27,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:30:27,329 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2021-10-11 00:30:27,330 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:27,331 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 27 transitions. [2021-10-11 00:30:27,331 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-10-11 00:30:27,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-10-11 00:30:27,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2021-10-11 00:30:27,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:30:27,332 INFO L692 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-11 00:30:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2021-10-11 00:30:27,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-11 00:30:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-10-11 00:30:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-10-11 00:30:27,334 INFO L715 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-11 00:30:27,334 INFO L595 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-11 00:30:27,334 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-11 00:30:27,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2021-10-11 00:30:27,335 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 3 [2021-10-11 00:30:27,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:30:27,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:30:27,336 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [4, 1, 1, 1, 1, 1, 1] [2021-10-11 00:30:27,336 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-11 00:30:27,336 INFO L794 eck$LassoCheckResult]: Stem: 480#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(24);call ~#a~0.base, ~#a~0.offset := #Ultimate.allocOnStack(4);call write~init~int(0, ~#a~0.base, ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 1 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 2 + ~#a~0.offset, 1);call write~init~int(0, ~#a~0.base, 3 + ~#a~0.offset, 1); 471#L-1 havoc main_#res;havoc main_#t~memcpy~res7.base, main_#t~memcpy~res7.offset, main_#t~mem8.base, main_#t~mem8.offset, main_~#p~1.base, main_~#p~1.offset;havoc foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset, foo_~#p~0.base, foo_~#p~0.offset;call foo_~#p~0.base, foo_~#p~0.offset := #Ultimate.allocOnStack(4);call foo_#t~malloc5.base, foo_#t~malloc5.offset := #Ultimate.allocOnHeap(10);call write~init~$Pointer$(foo_#t~malloc5.base, foo_#t~malloc5.offset, foo_~#p~0.base, foo_~#p~0.offset, 4); 472#L644 call foo_#t~memcpy~res6.base, foo_#t~memcpy~res6.offset := #Ultimate.C_memcpy(~#a~0.base, ~#a~0.offset, foo_~#p~0.base, foo_~#p~0.offset, 4);< 473##Ultimate.C_memcpyENTRY assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 494#$Ultimate##0 #t~loopctr10 := 0; 493#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; 485#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; 486#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; 489#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; 488#L-1-1 assume !(#t~loopctr10 < size);#t~loopctr12 := 0; 487#L-1-3 [2021-10-11 00:30:27,336 INFO L796 eck$LassoCheckResult]: Loop: 487#L-1-3 assume #t~loopctr12 < size;call #t~mem13.base, #t~mem13.offset := read~unchecked~$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; 487#L-1-3 [2021-10-11 00:30:27,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:27,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1142857530, now seen corresponding path program 4 times [2021-10-11 00:30:27,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:27,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596716945] [2021-10-11 00:30:27,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,359 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,377 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,384 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:27,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:27,385 INFO L82 PathProgramCache]: Analyzing trace with hash 54, now seen corresponding path program 5 times [2021-10-11 00:30:27,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:27,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525852039] [2021-10-11 00:30:27,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,389 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,391 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,393 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:27,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:30:27,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1068845085, now seen corresponding path program 1 times [2021-10-11 00:30:27,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:30:27,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14170555] [2021-10-11 00:30:27,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:30:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,415 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:30:27,436 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:30:27,443 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:30:29,394 WARN L197 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2021-10-11 00:30:29,475 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:30,035 WARN L197 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-10-11 00:30:30,035 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:30,060 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:30,501 WARN L197 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-10-11 00:30:30,502 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:30,516 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:30,903 WARN L197 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-10-11 00:30:30,904 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:30,920 INFO L547 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:31,296 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-10-11 00:30:31,297 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:31,308 INFO L547 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:31,553 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-10-11 00:30:31,554 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:31,567 INFO L547 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:31,797 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-10-11 00:30:31,798 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-11 00:30:31,813 INFO L547 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2021-10-11 00:30:31,814 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:366, output treesize:286 [2021-10-11 00:30:32,039 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-10-11 00:30:32,580 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2021-10-11 00:30:32,793 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-10-11 00:30:33,069 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-10-11 00:30:33,328 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-10-11 00:30:35,020 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 178 DAG size of output: 167 [2021-10-11 00:30:35,914 WARN L197 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2021-10-11 00:30:35,917 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:30:35,917 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:30:35,918 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:30:35,918 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:30:35,918 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:30:35,918 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:30:35,918 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:30:35,918 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:30:35,918 INFO L133 ssoRankerPreferences]: Filename of dumped script: test-memleak_nexttime.i_Iteration6_Lasso [2021-10-11 00:30:35,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:30:35,918 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:30:35,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:35,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:36,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:36,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:36,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:30:37,303 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:278) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:612) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.access$16(LassoCheck.java:539) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:957) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:865) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:461) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-10-11 00:30:37,308 INFO L168 Benchmark]: Toolchain (without parser) took 18797.96 ms. Allocated memory was 90.2 MB in the beginning and 192.9 MB in the end (delta: 102.8 MB). Free memory was 55.0 MB in the beginning and 96.9 MB in the end (delta: -41.9 MB). Peak memory consumption was 104.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:37,309 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 63.6 MB in the beginning and 63.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:30:37,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.46 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 44.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:37,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.04 ms. Allocated memory is still 90.2 MB. Free memory was 44.3 MB in the beginning and 42.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:30:37,317 INFO L168 Benchmark]: Boogie Preprocessor took 29.22 ms. Allocated memory is still 90.2 MB. Free memory was 42.6 MB in the beginning and 41.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:37,318 INFO L168 Benchmark]: RCFGBuilder took 433.76 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 41.0 MB in the beginning and 73.9 MB in the end (delta: -33.0 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:37,322 INFO L168 Benchmark]: BuchiAutomizer took 17623.88 ms. Allocated memory was 109.1 MB in the beginning and 192.9 MB in the end (delta: 83.9 MB). Free memory was 73.1 MB in the beginning and 96.9 MB in the end (delta: -23.8 MB). Peak memory consumption was 102.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:30:37,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 90.2 MB. Free memory was 63.6 MB in the beginning and 63.6 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.46 ms. Allocated memory is still 90.2 MB. Free memory was 54.9 MB in the beginning and 44.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.04 ms. Allocated memory is still 90.2 MB. Free memory was 44.3 MB in the beginning and 42.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.22 ms. Allocated memory is still 90.2 MB. Free memory was 42.6 MB in the beginning and 41.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 433.76 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 41.0 MB in the beginning and 73.9 MB in the end (delta: -33.0 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 17623.88 ms. Allocated memory was 109.1 MB in the beginning and 192.9 MB in the end (delta: 83.9 MB). Free memory was 73.1 MB in the beginning and 96.9 MB in the end (delta: -23.8 MB). Peak memory consumption was 102.2 MB. Max. memory is 16.1 GB. * 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. Received shutdown request...