./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/memsetNonZero.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-memsafety/memsetNonZero.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053e01a2cec6b58c9d93ee902fbde2c977d3366f ...................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 20:27:40,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 20:27:40,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 20:27:40,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 20:27:40,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 20:27:40,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 20:27:40,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 20:27:40,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 20:27:40,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 20:27:40,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 20:27:40,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 20:27:40,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 20:27:40,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 20:27:40,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 20:27:40,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 20:27:40,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 20:27:40,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 20:27:40,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 20:27:40,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 20:27:40,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 20:27:40,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 20:27:40,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 20:27:40,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 20:27:40,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 20:27:40,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 20:27:40,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 20:27:40,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 20:27:40,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 20:27:40,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 20:27:40,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 20:27:40,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 20:27:40,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 20:27:40,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 20:27:40,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 20:27:40,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 20:27:40,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 20:27:40,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 20:27:40,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 20:27:40,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 20:27:40,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 20:27:40,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 20:27:40,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 20:27:40,798 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 20:27:40,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 20:27:40,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 20:27:40,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 20:27:40,800 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 20:27:40,800 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 20:27:40,801 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 20:27:40,801 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 20:27:40,801 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 20:27:40,801 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 20:27:40,802 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 20:27:40,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 20:27:40,802 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 20:27:40,803 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 20:27:40,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 20:27:40,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 20:27:40,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 20:27:40,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 20:27:40,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 20:27:40,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 20:27:40,804 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 20:27:40,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 20:27:40,805 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 20:27:40,805 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 20:27:40,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 20:27:40,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 20:27:40,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 20:27:40,806 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 20:27:40,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 20:27:40,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 20:27:40,807 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 20:27:40,808 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 20:27:40,809 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 20:27:40,809 INFO L138 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053e01a2cec6b58c9d93ee902fbde2c977d3366f [2020-10-19 20:27:41,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 20:27:41,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 20:27:41,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 20:27:41,169 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 20:27:41,173 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 20:27:41,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memsetNonZero.c [2020-10-19 20:27:41,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f0d6c57/1b1a5af987164532848a0a870765a3fc/FLAGa706883f6 [2020-10-19 20:27:41,668 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 20:27:41,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memsetNonZero.c [2020-10-19 20:27:41,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f0d6c57/1b1a5af987164532848a0a870765a3fc/FLAGa706883f6 [2020-10-19 20:27:42,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f0d6c57/1b1a5af987164532848a0a870765a3fc [2020-10-19 20:27:42,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 20:27:42,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 20:27:42,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 20:27:42,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 20:27:42,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 20:27:42,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698fed00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42, skipping insertion in model container [2020-10-19 20:27:42,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 20:27:42,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 20:27:42,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:27:42,269 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 20:27:42,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 20:27:42,305 INFO L208 MainTranslator]: Completed translation [2020-10-19 20:27:42,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42 WrapperNode [2020-10-19 20:27:42,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 20:27:42,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 20:27:42,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 20:27:42,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 20:27:42,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 20:27:42,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 20:27:42,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 20:27:42,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 20:27:42,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... [2020-10-19 20:27:42,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 20:27:42,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 20:27:42,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 20:27:42,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 20:27:42,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 20:27:42,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-19 20:27:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-19 20:27:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 20:27:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 20:27:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 20:27:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-19 20:27:42,552 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 20:27:42,680 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 20:27:42,681 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-19 20:27:42,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:42 BoogieIcfgContainer [2020-10-19 20:27:42,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 20:27:42,686 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 20:27:42,686 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 20:27:42,693 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 20:27:42,696 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:42,697 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 08:27:42" (1/3) ... [2020-10-19 20:27:42,698 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@170776dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:27:42, skipping insertion in model container [2020-10-19 20:27:42,698 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:42,698 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 08:27:42" (2/3) ... [2020-10-19 20:27:42,698 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@170776dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 08:27:42, skipping insertion in model container [2020-10-19 20:27:42,698 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 20:27:42,699 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:42" (3/3) ... [2020-10-19 20:27:42,701 INFO L373 chiAutomizerObserver]: Analyzing ICFG memsetNonZero.c [2020-10-19 20:27:42,823 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 20:27:42,823 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 20:27:42,823 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 20:27:42,824 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 20:27:42,824 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 20:27:42,824 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 20:27:42,824 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 20:27:42,824 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 20:27:42,839 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2020-10-19 20:27:42,865 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-19 20:27:42,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:27:42,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:27:42,872 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:27:42,872 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-19 20:27:42,872 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 20:27:42,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2020-10-19 20:27:42,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-10-19 20:27:42,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 20:27:42,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 20:27:42,875 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2020-10-19 20:27:42,875 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-10-19 20:27:42,882 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3#L-1true havoc main_#res;havoc main_#t~memset~res3.base, main_#t~memset~res3.offset, main_~#cstats~0.base, main_~#cstats~0.offset;call main_~#cstats~0.base, main_~#cstats~0.offset := #Ultimate.allocOnStack(80); 7#L27true call main_#t~memset~res3.base, main_#t~memset~res3.offset := #Ultimate.C_memset(main_~#cstats~0.base, main_~#cstats~0.offset, 10, 80);< 8##Ultimate.C_memsetENTRYtrue assume 1 == #valid[#ptr.base];assume #amount + #ptr.offset <= #length[#ptr.base] && 0 <= #ptr.offset; 4#$Ultimate##0true #t~loopctr5 := 0; 14#L-1-1true [2020-10-19 20:27:42,883 INFO L796 eck$LassoCheckResult]: Loop: 14#L-1-1true assume #t~loopctr5 < #amount;#t~loopctr5 := 1 + #t~loopctr5; 14#L-1-1true [2020-10-19 20:27:42,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:42,888 INFO L82 PathProgramCache]: Analyzing trace with hash 37284879, now seen corresponding path program 1 times [2020-10-19 20:27:42,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:42,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798470626] [2020-10-19 20:27:42,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:43,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,002 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,018 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,040 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:43,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:43,041 INFO L82 PathProgramCache]: Analyzing trace with hash 36, now seen corresponding path program 1 times [2020-10-19 20:27:43,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:43,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054067261] [2020-10-19 20:27:43,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,048 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,051 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,052 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:43,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:43,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1155831254, now seen corresponding path program 1 times [2020-10-19 20:27:43,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 20:27:43,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148986645] [2020-10-19 20:27:43,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 20:27:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,073 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 20:27:43,093 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 20:27:43,097 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 20:27:43,148 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:27:43,149 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:27:43,149 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:27:43,149 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:27:43,149 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 20:27:43,149 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:43,149 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:27:43,150 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:27:43,150 INFO L133 ssoRankerPreferences]: Filename of dumped script: memsetNonZero.c_Iteration1_Loop [2020-10-19 20:27:43,150 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:27:43,150 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:27:43,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:43,224 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:27:43,225 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 20:27:43,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 20:27:43,235 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 20:27:43,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 20:27:43,266 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:43,401 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 20:27:43,404 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 20:27:43,405 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 20:27:43,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 20:27:43,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 20:27:43,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 20:27:43,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 20:27:43,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 20:27:43,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 20:27:43,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: memsetNonZero.c_Iteration1_Loop [2020-10-19 20:27:43,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 20:27:43,406 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 20:27:43,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 20:27:43,439 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 20:27:43,443 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 20:27:43,448 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 [2020-10-19 20:27:43,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 20:27:43,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 20:27:43,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 20:27:43,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 20:27:43,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 20:27:43,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 20:27:43,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 20:27:43,463 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 20:27:43,479 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-10-19 20:27:43,479 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 20:27:43,506 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 20:27:43,506 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 20:27:43,507 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 20:27:43,508 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memset_#t~loopctr5, #Ultimate.C_memset_#amount) = -1*#Ultimate.C_memset_#t~loopctr5 + 1*#Ultimate.C_memset_#amount Supporting invariants [] [2020-10-19 20:27:43,536 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 20:27:43,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #amount [2020-10-19 20:27:43,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 20:27:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:43,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:43,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 20:27:43,622 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 20:27:43,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 20:27:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 20:27:43,640 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 [2020-10-19 20:27:43,642 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states. Second operand 2 states. [2020-10-19 20:27:43,693 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states.. Second operand 2 states. Result 15 states and 17 transitions. Complement of second has 6 states. [2020-10-19 20:27:43,694 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 [2020-10-19 20:27:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-19 20:27:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2020-10-19 20:27:43,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2020-10-19 20:27:43,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:43,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2020-10-19 20:27:43,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:43,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2020-10-19 20:27:43,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 20:27:43,703 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2020-10-19 20:27:43,705 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 20:27:43,708 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2020-10-19 20:27:43,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 20:27:43,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 20:27:43,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 20:27:43,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 20:27:43,711 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:43,711 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:43,711 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 20:27:43,712 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 20:27:43,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 20:27:43,712 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 20:27:43,712 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 20:27:43,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 08:27:43 BoogieIcfgContainer [2020-10-19 20:27:43,719 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 20:27:43,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 20:27:43,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 20:27:43,720 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 20:27:43,721 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 08:27:42" (3/4) ... [2020-10-19 20:27:43,725 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 20:27:43,725 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 20:27:43,728 INFO L168 Benchmark]: Toolchain (without parser) took 1660.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 960.0 MB in the beginning and 1.0 GB in the end (delta: -78.7 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:43,728 INFO L168 Benchmark]: CDTParser took 0.20 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. [2020-10-19 20:27:43,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.0 MB in the beginning and 949.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:43,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -179.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:43,731 INFO L168 Benchmark]: Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:27:43,732 INFO L168 Benchmark]: RCFGBuilder took 270.18 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: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:43,733 INFO L168 Benchmark]: BuchiAutomizer took 1032.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2020-10-19 20:27:43,734 INFO L168 Benchmark]: Witness Printer took 5.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 20:27:43,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 232.42 ms. Allocated memory is still 1.0 GB. Free memory was 960.0 MB in the beginning and 949.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -179.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 270.18 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: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1032.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #amount * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * aux-#t~loopctr5-aux + unknown-#amount-unknown and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 62ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 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...