./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer --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 c0ddb64f0db8d8df130d0984e04e4acc66f97f5c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:37:54,400 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:37:54,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:37:54,409 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:37:54,409 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:37:54,410 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:37:54,411 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:37:54,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:37:54,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:37:54,414 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:37:54,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:37:54,414 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:37:54,415 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:37:54,415 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:37:54,416 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:37:54,416 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:37:54,417 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:37:54,418 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:37:54,419 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:37:54,420 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:37:54,421 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:37:54,422 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:37:54,423 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:37:54,424 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:37:54,424 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:37:54,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:37:54,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:37:54,425 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:37:54,426 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:37:54,427 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:37:54,427 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:37:54,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:37:54,427 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:37:54,428 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:37:54,428 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:37:54,429 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:37:54,429 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 15:37:54,440 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:37:54,440 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:37:54,441 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:37:54,441 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:37:54,441 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 15:37:54,441 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 15:37:54,441 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 15:37:54,441 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 15:37:54,442 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:37:54,442 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 15:37:54,443 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:37:54,444 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 15:37:54,444 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:37:54,444 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:37:54,444 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 15:37:54,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:37:54,444 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 15:37:54,444 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 15:37:54,445 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 15:37:54,445 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer 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 -> c0ddb64f0db8d8df130d0984e04e4acc66f97f5c [2018-11-18 15:37:54,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:37:54,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:37:54,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:37:54,481 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:37:54,481 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:37:54,481 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/../../sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-18 15:37:54,524 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/data/6e4c23405/a0081541873144ee9ba2ce4bbbe35a8a/FLAG476910654 [2018-11-18 15:37:54,916 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:37:54,916 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/sv-benchmarks/c/array-industry-pattern/array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-18 15:37:54,920 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/data/6e4c23405/a0081541873144ee9ba2ce4bbbe35a8a/FLAG476910654 [2018-11-18 15:37:54,928 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/data/6e4c23405/a0081541873144ee9ba2ce4bbbe35a8a [2018-11-18 15:37:54,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:37:54,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:37:54,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:37:54,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:37:54,934 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:37:54,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:37:54" (1/1) ... [2018-11-18 15:37:54,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f427c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:54, skipping insertion in model container [2018-11-18 15:37:54,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:37:54" (1/1) ... [2018-11-18 15:37:54,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:37:54,957 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:37:55,058 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:37:55,060 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:37:55,076 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:37:55,088 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:37:55,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55 WrapperNode [2018-11-18 15:37:55,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:37:55,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:37:55,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:37:55,089 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:37:55,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:37:55,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:37:55,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:37:55,114 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:37:55,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... [2018-11-18 15:37:55,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:37:55,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:37:55,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:37:55,165 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:37:55,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/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 [2018-11-18 15:37:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:37:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:37:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:37:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:37:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:37:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:37:55,319 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:37:55,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:37:55 BoogieIcfgContainer [2018-11-18 15:37:55,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:37:55,320 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 15:37:55,320 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 15:37:55,322 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 15:37:55,323 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:37:55,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 03:37:54" (1/3) ... [2018-11-18 15:37:55,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6dbe2441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:37:55, skipping insertion in model container [2018-11-18 15:37:55,323 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:37:55,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:37:55" (2/3) ... [2018-11-18 15:37:55,324 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6dbe2441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 03:37:55, skipping insertion in model container [2018-11-18 15:37:55,324 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 15:37:55,324 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:37:55" (3/3) ... [2018-11-18 15:37:55,325 INFO L375 chiAutomizerObserver]: Analyzing ICFG array_ptr_single_elem_init_false-unreach-call_true-termination.i [2018-11-18 15:37:55,364 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:37:55,364 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 15:37:55,364 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 15:37:55,364 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 15:37:55,365 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:37:55,365 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:37:55,365 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 15:37:55,365 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:37:55,365 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 15:37:55,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states. [2018-11-18 15:37:55,389 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2018-11-18 15:37:55,389 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:37:55,389 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:37:55,393 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:37:55,393 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-11-18 15:37:55,393 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 15:37:55,394 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states. [2018-11-18 15:37:55,395 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2018-11-18 15:37:55,395 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:37:55,395 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:37:55,395 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 15:37:55,395 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-11-18 15:37:55,400 INFO L794 eck$LassoCheckResult]: Stem: 16#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_#t~mem2, main_#t~mem3, main_#t~post0, main_~q~0, main_#t~mem5, main_#t~post4, main_~i~0, main_~#a~0.base, main_~#a~0.offset, main_~#b~0.base, main_~#b~0.offset, main_~c~0;havoc main_~i~0;call main_~#a~0.base, main_~#a~0.offset := #Ultimate.alloc(400000);call main_~#b~0.base, main_~#b~0.offset := #Ultimate.alloc(400000);havoc main_~c~0;main_~i~0 := 0; 5#L10-4true [2018-11-18 15:37:55,401 INFO L796 eck$LassoCheckResult]: Loop: 5#L10-4true assume true; 11#L10-1true assume !!(main_~i~0 < 100000);main_~q~0 := main_#t~nondet1;havoc main_#t~nondet1;call write~int(0, main_~#a~0.base, main_~#a~0.offset + 4 * main_~i~0, 4); 23#L14true assume !(0 == main_~q~0); 18#L14-2true call main_#t~mem2 := read~int(main_~#a~0.base, main_~#a~0.offset + 4 * main_~i~0, 4); 10#L19true assume !(0 != main_#t~mem2);havoc main_#t~mem2; 8#L10-3true main_#t~post0 := main_~i~0;main_~i~0 := 1 + main_#t~post0;havoc main_#t~post0; 5#L10-4true [2018-11-18 15:37:55,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:55,407 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 15:37:55,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:37:55,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:37:55,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:37:55,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:55,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1069932202, now seen corresponding path program 1 times [2018-11-18 15:37:55,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:37:55,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:37:55,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:37:55,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:55,496 INFO L82 PathProgramCache]: Analyzing trace with hash 149981420, now seen corresponding path program 1 times [2018-11-18 15:37:55,497 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:37:55,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:37:55,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:37:55,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:55,692 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:37:55,694 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:37:55,694 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:37:55,694 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:37:55,694 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:37:55,694 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:37:55,694 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:37:55,695 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:37:55,695 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-18 15:37:55,695 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:37:55,695 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:37:55,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:55,968 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:37:55,972 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:37:55,973 INFO L122 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 [2018-11-18 15:37:55,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:55,975 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:37:55,975 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:55,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:55,976 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:55,977 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:37:55,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:37:55,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:55,980 INFO L122 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 [2018-11-18 15:37:55,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:55,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:37:55,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:55,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:55,982 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:55,982 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:37:55,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:37:55,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:55,984 INFO L122 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 [2018-11-18 15:37:55,984 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:55,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:55,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:55,985 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:55,987 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:55,987 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:55,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:55,992 INFO L122 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 [2018-11-18 15:37:55,993 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:55,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:55,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:55,993 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:55,995 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:55,995 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,001 INFO L122 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 [2018-11-18 15:37:56,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,002 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,004 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:56,004 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,017 INFO L122 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 [2018-11-18 15:37:56,017 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,018 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,020 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:56,020 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,026 INFO L122 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 [2018-11-18 15:37:56,026 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,027 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,029 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:56,029 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,032 INFO L122 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 [2018-11-18 15:37:56,032 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,032 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 15:37:56,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,032 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,034 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 15:37:56,034 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,039 INFO L122 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 [2018-11-18 15:37:56,040 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,040 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:37:56,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,040 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,041 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:37:56,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:37:56,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,042 INFO L122 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 [2018-11-18 15:37:56,042 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,042 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 15:37:56,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,042 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,044 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 15:37:56,044 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,049 INFO L122 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 [2018-11-18 15:37:56,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,050 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,052 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 15:37:56,053 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 15:37:56,078 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 15:37:56,099 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2018-11-18 15:37:56,100 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2018-11-18 15:37:56,102 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 15:37:56,103 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-18 15:37:56,104 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 15:37:56,104 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 199999 Supporting invariants [] [2018-11-18 15:37:56,123 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2018-11-18 15:37:56,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:37:56,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:37:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:37:56,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:37:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:37:56,188 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-18 15:37:56,189 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states. Second operand 4 states. [2018-11-18 15:37:56,242 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states.. Second operand 4 states. Result 41 states and 57 transitions. Complement of second has 8 states. [2018-11-18 15:37:56,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-18 15:37:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 15:37:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2018-11-18 15:37:56,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 2 letters. Loop has 6 letters. [2018-11-18 15:37:56,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 8 letters. Loop has 6 letters. [2018-11-18 15:37:56,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 2 letters. Loop has 12 letters. [2018-11-18 15:37:56,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,250 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 57 transitions. [2018-11-18 15:37:56,251 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2018-11-18 15:37:56,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 19 states and 26 transitions. [2018-11-18 15:37:56,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2018-11-18 15:37:56,256 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2018-11-18 15:37:56,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2018-11-18 15:37:56,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-18 15:37:56,257 INFO L705 BuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2018-11-18 15:37:56,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2018-11-18 15:37:56,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-11-18 15:37:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-18 15:37:56,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2018-11-18 15:37:56,284 INFO L728 BuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2018-11-18 15:37:56,284 INFO L608 BuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2018-11-18 15:37:56,284 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 15:37:56,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2018-11-18 15:37:56,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2018-11-18 15:37:56,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 15:37:56,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 15:37:56,285 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-18 15:37:56,286 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-18 15:37:56,286 INFO L794 eck$LassoCheckResult]: Stem: 141#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 139#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet1, main_#t~mem2, main_#t~mem3, main_#t~post0, main_~q~0, main_#t~mem5, main_#t~post4, main_~i~0, main_~#a~0.base, main_~#a~0.offset, main_~#b~0.base, main_~#b~0.offset, main_~c~0;havoc main_~i~0;call main_~#a~0.base, main_~#a~0.offset := #Ultimate.alloc(400000);call main_~#b~0.base, main_~#b~0.offset := #Ultimate.alloc(400000);havoc main_~c~0;main_~i~0 := 0; 128#L10-4 assume true; 130#L10-1 assume !(main_~i~0 < 100000); 126#L10-5 call write~int(1, main_~#a~0.base, 60000 + main_~#a~0.offset, 4);main_~i~0 := 0; 127#L32-4 [2018-11-18 15:37:56,286 INFO L796 eck$LassoCheckResult]: Loop: 127#L32-4 assume true; 132#L32-1 assume !!(main_~i~0 < 100000); 138#L34 assume !(15000 == main_~i~0); 134#L32-3 main_#t~post4 := main_~i~0;main_~i~0 := 1 + main_#t~post4;havoc main_#t~post4; 127#L32-4 [2018-11-18 15:37:56,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:56,286 INFO L82 PathProgramCache]: Analyzing trace with hash 28694813, now seen corresponding path program 1 times [2018-11-18 15:37:56,287 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:37:56,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:37:56,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:56,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:37:56,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:37:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:37:56,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:37:56,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:37:56,333 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-18 15:37:56,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:56,334 INFO L82 PathProgramCache]: Analyzing trace with hash 2129512, now seen corresponding path program 1 times [2018-11-18 15:37:56,334 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 15:37:56,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 15:37:56,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:56,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:37:56,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:37:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:37:56,355 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:37:56,356 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:37:56,356 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:37:56,356 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:37:56,356 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 15:37:56,356 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:37:56,356 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:37:56,356 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:37:56,356 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration2_Loop [2018-11-18 15:37:56,356 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:37:56,356 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:37:56,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:56,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:56,418 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:37:56,418 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/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 [2018-11-18 15:37:56,421 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:37:56,421 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:37:56,425 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 15:37:56,425 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4=0} Honda state: {ULTIMATE.start_main_#t~post4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/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 [2018-11-18 15:37:56,442 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 15:37:56,443 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_181d7bd4-ffea-4791-b580-0ce4d240c383/bin-2019/uautomizer/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 [2018-11-18 15:37:56,470 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 15:37:56,470 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 15:37:56,537 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 15:37:56,538 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 15:37:56,538 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 15:37:56,538 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 15:37:56,538 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 15:37:56,538 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 15:37:56,538 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 15:37:56,538 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 15:37:56,538 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 15:37:56,539 INFO L131 ssoRankerPreferences]: Filename of dumped script: array_ptr_single_elem_init_false-unreach-call_true-termination.i_Iteration2_Loop [2018-11-18 15:37:56,539 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 15:37:56,539 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 15:37:56,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:56,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 15:37:56,616 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 15:37:56,616 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 15:37:56,616 INFO L122 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 [2018-11-18 15:37:56,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,617 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:37:56,617 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,617 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 15:37:56,617 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,617 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 15:37:56,617 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:37:56,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 15:37:56,618 INFO L122 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 [2018-11-18 15:37:56,619 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 15:37:56,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 15:37:56,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 15:37:56,619 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 15:37:56,619 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 15:37:56,620 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 15:37:56,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 15:37:56,624 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 15:37:56,626 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-18 15:37:56,626 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-18 15:37:56,626 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 15:37:56,627 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 15:37:56,627 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 15:37:56,627 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0) = -2*ULTIMATE.start_main_~i~0 + 199999 Supporting invariants [] [2018-11-18 15:37:56,627 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 15:37:56,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:37:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:37:56,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:37:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:37:56,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:37:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:37:56,669 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-18 15:37:56,669 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 26 transitions. cyclomatic complexity: 9 Second operand 4 states. [2018-11-18 15:37:56,684 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 26 transitions. cyclomatic complexity: 9. Second operand 4 states. Result 33 states and 44 transitions. Complement of second has 7 states. [2018-11-18 15:37:56,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-18 15:37:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 15:37:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2018-11-18 15:37:56,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 5 letters. Loop has 4 letters. [2018-11-18 15:37:56,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 9 letters. Loop has 4 letters. [2018-11-18 15:37:56,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 5 letters. Loop has 8 letters. [2018-11-18 15:37:56,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 15:37:56,687 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 44 transitions. [2018-11-18 15:37:56,688 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 15:37:56,688 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2018-11-18 15:37:56,688 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 15:37:56,688 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 15:37:56,689 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 15:37:56,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 15:37:56,689 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:37:56,689 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:37:56,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:37:56,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:37:56,693 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-18 15:37:56,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:37:56,695 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 15:37:56,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:37:56,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-18 15:37:56,696 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 15:37:56,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:37:56,696 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 15:37:56,696 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 15:37:56,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 15:37:56,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 15:37:56,696 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:37:56,696 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:37:56,697 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:37:56,697 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-18 15:37:56,697 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:37:56,697 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 15:37:56,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 15:37:56,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 03:37:56 BoogieIcfgContainer [2018-11-18 15:37:56,702 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 15:37:56,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:37:56,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:37:56,702 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:37:56,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:37:55" (3/4) ... [2018-11-18 15:37:56,706 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:37:56,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:37:56,706 INFO L168 Benchmark]: Toolchain (without parser) took 1775.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 960.3 MB in the beginning and 942.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 156.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,708 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:37:56,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 156.72 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.96 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,709 INFO L168 Benchmark]: Boogie Preprocessor took 50.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,710 INFO L168 Benchmark]: RCFGBuilder took 154.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,710 INFO L168 Benchmark]: BuchiAutomizer took 1382.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.9 MB in the end (delta: 172.1 MB). Peak memory consumption was 172.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:37:56,711 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 942.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:37:56,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 156.72 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.96 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -191.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 154.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1382.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.9 MB in the end (delta: 172.1 MB). Peak memory consumption was 172.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 942.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i + 199999 and consists of 5 locations. One deterministic module has affine ranking function -2 * i + 199999 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 19 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 24 SDtfs, 37 SDslu, 9 SDs, 0 SdLazy, 25 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf100 lsp95 ukn85 mio100 lsp86 div100 bol100 ite100 ukn100 eq165 hnf94 smp100 dnf143 smp94 tf103 neg96 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 7ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...