./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec9_product33.cil.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/product-lines/email_spec9_product33.cil.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 a44a5c78af4123f76589bf797ea5fbe83d71ff1c ......................................................................................................................................................................................................................................................................................................................................................................................... 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 19:23:09,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 19:23:09,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 19:23:09,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 19:23:09,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 19:23:09,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 19:23:09,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 19:23:09,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 19:23:09,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 19:23:09,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 19:23:09,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 19:23:09,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 19:23:09,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 19:23:09,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 19:23:09,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 19:23:09,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 19:23:09,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 19:23:09,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 19:23:09,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 19:23:09,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 19:23:09,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 19:23:09,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 19:23:09,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 19:23:09,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 19:23:09,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 19:23:09,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 19:23:09,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 19:23:09,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 19:23:09,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 19:23:09,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 19:23:09,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 19:23:09,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 19:23:09,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 19:23:09,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 19:23:09,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 19:23:09,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 19:23:09,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 19:23:09,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 19:23:09,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 19:23:09,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 19:23:09,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 19:23:09,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 19:23:09,277 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 19:23:09,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 19:23:09,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 19:23:09,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 19:23:09,279 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 19:23:09,279 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 19:23:09,279 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 19:23:09,280 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 19:23:09,280 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 19:23:09,280 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 19:23:09,280 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 19:23:09,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 19:23:09,281 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 19:23:09,281 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 19:23:09,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 19:23:09,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 19:23:09,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 19:23:09,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 19:23:09,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 19:23:09,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 19:23:09,287 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 19:23:09,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 19:23:09,288 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 19:23:09,288 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 19:23:09,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 19:23:09,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 19:23:09,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 19:23:09,289 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 19:23:09,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 19:23:09,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 19:23:09,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 19:23:09,290 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 19:23:09,291 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 19:23:09,292 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 -> a44a5c78af4123f76589bf797ea5fbe83d71ff1c [2020-10-19 19:23:09,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 19:23:09,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 19:23:09,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 19:23:09,657 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 19:23:09,658 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 19:23:09,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_product33.cil.c [2020-10-19 19:23:09,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97b5dff3/879cf211635b4b96917a80c5bec91a17/FLAGfb75d73e4 [2020-10-19 19:23:10,276 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 19:23:10,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_product33.cil.c [2020-10-19 19:23:10,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97b5dff3/879cf211635b4b96917a80c5bec91a17/FLAGfb75d73e4 [2020-10-19 19:23:10,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97b5dff3/879cf211635b4b96917a80c5bec91a17 [2020-10-19 19:23:10,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 19:23:10,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 19:23:10,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 19:23:10,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 19:23:10,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 19:23:10,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:23:10" (1/1) ... [2020-10-19 19:23:10,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d03927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:10, skipping insertion in model container [2020-10-19 19:23:10,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:23:10" (1/1) ... [2020-10-19 19:23:10,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 19:23:10,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 19:23:11,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:23:11,569 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 19:23:11,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:23:11,846 INFO L208 MainTranslator]: Completed translation [2020-10-19 19:23:11,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11 WrapperNode [2020-10-19 19:23:11,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 19:23:11,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 19:23:11,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 19:23:11,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 19:23:11,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:11,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 19:23:12,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 19:23:12,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 19:23:12,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 19:23:12,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (1/1) ... [2020-10-19 19:23:12,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 19:23:12,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 19:23:12,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 19:23:12,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 19:23:12,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (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 19:23:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-19 19:23:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 19:23:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 19:23:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 19:23:12,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 19:23:14,881 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 19:23:14,881 INFO L298 CfgBuilder]: Removed 411 assume(true) statements. [2020-10-19 19:23:14,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:23:14 BoogieIcfgContainer [2020-10-19 19:23:14,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 19:23:14,884 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 19:23:14,884 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 19:23:14,889 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 19:23:14,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:23:14,890 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 07:23:10" (1/3) ... [2020-10-19 19:23:14,891 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3817d45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:23:14, skipping insertion in model container [2020-10-19 19:23:14,891 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:23:14,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:23:11" (2/3) ... [2020-10-19 19:23:14,892 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3817d45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:23:14, skipping insertion in model container [2020-10-19 19:23:14,892 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:23:14,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:23:14" (3/3) ... [2020-10-19 19:23:14,894 INFO L373 chiAutomizerObserver]: Analyzing ICFG email_spec9_product33.cil.c [2020-10-19 19:23:14,942 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 19:23:14,942 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 19:23:14,942 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 19:23:14,942 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 19:23:14,942 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 19:23:14,943 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 19:23:14,943 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 19:23:14,943 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 19:23:14,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 595 states. [2020-10-19 19:23:15,033 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2020-10-19 19:23:15,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:23:15,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:23:15,045 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 19:23:15,045 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 19:23:15,045 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 19:23:15,045 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 595 states. [2020-10-19 19:23:15,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2020-10-19 19:23:15,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:23:15,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:23:15,057 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 19:23:15,058 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 19:23:15,065 INFO L794 eck$LassoCheckResult]: Stem: 437#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(28);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(10);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(10);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(18);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(16);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(13);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(16);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(44);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(44);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(11);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(19);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string54.base, #t~string54.offset, 1);call write~init~int(100, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(10, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string57.base, #t~string57.offset, 1);call write~init~int(100, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(10, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(17);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(17);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(13);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(17);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(30);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(9);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(21);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(30);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(9);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(21);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(30);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(9);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(25);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(30);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(25);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string120.base, #t~string120.offset, 1);call write~init~int(115, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(10, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(10);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(16);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(20);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(22);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(21);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~in_encrypted~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 302#L-1true havoc main_#res;havoc main_#t~ret49, main_~retValue_acc~4, main_~tmp~6;havoc main_~retValue_acc~4;havoc main_~tmp~6; 65#L3054true havoc valid_product_#res;havoc valid_product_~retValue_acc~43;havoc valid_product_~retValue_acc~43;valid_product_~retValue_acc~43 := 1;valid_product_#res := valid_product_~retValue_acc~43; 220#L3062true main_#t~ret49 := valid_product_#res;main_~tmp~6 := main_#t~ret49;havoc main_#t~ret49; 375#L372true assume 0 != main_~tmp~6;havoc setup_#t~nondet44, setup_#t~nondet46, setup_#t~nondet48, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~1.base, setup_~__cil_tmp3~1.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~1.base, setup_~__cil_tmp3~1.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 365#L3015true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 71#L3021-2true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 90#L2580true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 321#L2586-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string43.base, #t~string43.offset;havoc setup_#t~nondet44;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 374#L3015-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 45#L3021-5true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 92#L2580-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 324#L2586-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string45.base, #t~string45.offset;havoc setup_#t~nondet46;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 338#L3015-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 59#L3021-8true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 96#L2580-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 305#L2586-8true setup_~__cil_tmp3~1.base, setup_~__cil_tmp3~1.offset := #t~string47.base, #t~string47.offset;havoc setup_#t~nondet48; 489#L359true havoc test_#t~nondet64, test_#t~nondet65, test_#t~nondet66, test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~5, test_~tmp___1~2, test_~tmp___2~1, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~5;havoc test_~tmp___1~2;havoc test_~tmp___2~1;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 451#L704-1true [2020-10-19 19:23:15,066 INFO L796 eck$LassoCheckResult]: Loop: 451#L704-1true assume !false; 117#L556true assume test_~splverifierCounter~0 < 4; 497#L557true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 161#L563true assume !(0 == test_~op1~0); 98#L576true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet65;havoc test_#t~nondet65; 564#L581true assume 0 != test_~tmp___8~0;setClientAutoResponse_#in~handle, setClientAutoResponse_#in~value := ~rjh~0, 1;havoc setClientAutoResponse_~handle, setClientAutoResponse_~value;setClientAutoResponse_~handle := setClientAutoResponse_#in~handle;setClientAutoResponse_~value := setClientAutoResponse_#in~value; 236#L2533true assume 1 == setClientAutoResponse_~handle;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value; 485#L2539-2true test_~op2~0 := 1; 451#L704-1true [2020-10-19 19:23:15,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:23:15,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2020-10-19 19:23:15,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:23:15,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861927775] [2020-10-19 19:23:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:23:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:23:15,469 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 19:23:15,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861927775] [2020-10-19 19:23:15,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:23:15,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:23:15,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038682341] [2020-10-19 19:23:15,477 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:23:15,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:23:15,478 INFO L82 PathProgramCache]: Analyzing trace with hash 527790547, now seen corresponding path program 1 times [2020-10-19 19:23:15,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:23:15,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066275222] [2020-10-19 19:23:15,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:23:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:23:15,490 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:23:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:23:15,496 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:23:15,550 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 19:23:15,637 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:23:15,637 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:23:15,638 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:23:15,638 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:23:15,638 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 19:23:15,638 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:15,639 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:23:15,639 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:23:15,639 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product33.cil.c_Iteration1_Loop [2020-10-19 19:23:15,639 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:23:15,640 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:23:15,665 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 19:23:15,680 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 19:23:15,687 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 19:23:15,695 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 19:23:15,702 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 19:23:15,711 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 19:23:15,849 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:23:15,850 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) [2020-10-19 19:23:15,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:23:15,857 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:15,868 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:23:15,874 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_#in~value=1, ULTIMATE.start_setClientAutoResponse_~value=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_#in~value=1, ULTIMATE.start_setClientAutoResponse_~value=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 19:23:15,921 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:23:15,921 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 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) [2020-10-19 19:23:16,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 19:23:16,014 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:16,052 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 19:23:16,054 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:23:16,054 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:23:16,055 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:23:16,055 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:23:16,055 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 19:23:16,055 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:16,055 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:23:16,055 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:23:16,055 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_product33.cil.c_Iteration1_Loop [2020-10-19 19:23:16,056 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:23:16,056 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:23:16,059 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 19:23:16,066 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 19:23:16,072 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 19:23:16,080 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 19:23:16,086 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 19:23:16,098 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 19:23:16,235 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:23:16,241 INFO L489 LassoAnalysis]: Using template 'affine'. 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) [2020-10-19 19:23:16,264 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 19:23:16,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:23:16,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:23:16,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:23:16,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:23:16,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:23:16,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:23:16,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:16,280 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 19:23:16,286 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 19:23:16,286 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:23:16,305 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 19:23:16,305 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 19:23:16,306 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 19:23:16,307 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:23:16,342 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 19:23:16,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:23:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:23:16,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 19:23:16,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:23:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:23:16,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 19:23:16,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:23:16,683 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 19:23:16,703 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2020-10-19 19:23:16,705 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 595 states. Second operand 5 states. [2020-10-19 19:23:16,904 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 595 states.. Second operand 5 states. Result 1511 states and 2580 transitions. Complement of second has 7 states. [2020-10-19 19:23:16,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2020-10-19 19:23:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-19 19:23:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1606 transitions. [2020-10-19 19:23:16,911 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1606 transitions. Stem has 18 letters. Loop has 8 letters. [2020-10-19 19:23:16,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:23:16,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1606 transitions. Stem has 26 letters. Loop has 8 letters. [2020-10-19 19:23:16,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:23:16,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1606 transitions. Stem has 18 letters. Loop has 16 letters. [2020-10-19 19:23:16,915 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:23:16,916 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1511 states and 2580 transitions. [2020-10-19 19:23:16,936 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:23:16,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1511 states to 0 states and 0 transitions. [2020-10-19 19:23:16,940 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:23:16,940 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:23:16,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:23:16,941 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:23:16,941 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:23:16,941 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:23:16,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:23:16,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 19:23:16,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 19:23:16,946 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-19 19:23:16,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:23:16,949 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-19 19:23:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 19:23:16,950 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-19 19:23:16,950 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:23:16,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 19:23:16,951 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:23:16,951 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:23:16,951 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:23:16,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:23:16,951 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:23:16,951 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:23:16,951 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:23:16,951 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 19:23:16,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 19:23:16,952 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:23:16,953 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 19:23:16,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 07:23:16 BoogieIcfgContainer [2020-10-19 19:23:16,959 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 19:23:16,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 19:23:16,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 19:23:16,960 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 19:23:16,961 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:23:14" (3/4) ... [2020-10-19 19:23:16,964 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 19:23:16,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 19:23:16,967 INFO L168 Benchmark]: Toolchain (without parser) took 6221.21 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 221.2 MB). Free memory was 950.6 MB in the beginning and 952.0 MB in the end (delta: -1.4 MB). Peak memory consumption was 219.8 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,968 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. [2020-10-19 19:23:16,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1097.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -107.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.64 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,971 INFO L168 Benchmark]: Boogie Preprocessor took 130.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,972 INFO L168 Benchmark]: RCFGBuilder took 2711.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 97.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -126.8 MB). Peak memory consumption was 258.7 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,973 INFO L168 Benchmark]: BuchiAutomizer took 2075.22 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 952.0 MB in the end (delta: 212.8 MB). Peak memory consumption was 212.8 MB. Max. memory is 11.5 GB. [2020-10-19 19:23:16,973 INFO L168 Benchmark]: Witness Printer took 4.33 ms. Allocated memory is still 1.3 GB. Free memory is still 952.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:23:16,978 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 1097.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -107.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 190.64 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 130.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2711.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 97.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -126.8 MB). Peak memory consumption was 258.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2075.22 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 952.0 MB in the end (delta: 212.8 MB). Peak memory consumption was 212.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.33 ms. Allocated memory is still 1.3 GB. Free memory is still 952.0 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * splverifierCounter + 7 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 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. 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: 1019 SDtfs, 1019 SDslu, 1934 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital45 mio100 ax100 hnf100 lsp24 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf120 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 62ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 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...