./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec8_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec8_product15.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 1c540195735199c09d23f86ee9ca33a921eba874 .............................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:59:58,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:59:58,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:59:58,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:59:58,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:59:58,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:59:58,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:59:58,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:59:58,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:59:58,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:59:58,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:59:58,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:59:58,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:59:58,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:59:58,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:59:58,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:59:58,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:59:58,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:59:58,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:59:58,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:59:58,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:59:58,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:59:58,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:59:58,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:59:58,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:59:58,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:59:58,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:59:58,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:59:58,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:59:58,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:59:58,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:59:58,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:59:58,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:59:58,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:59:58,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:59:58,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:59:58,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:59:58,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:59:58,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:59:58,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:59:58,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:59:58,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-26 04:59:58,713 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:59:58,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:59:58,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:59:58,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:59:58,716 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:59:58,717 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-26 04:59:58,717 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-26 04:59:58,717 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-26 04:59:58,718 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-26 04:59:58,718 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-26 04:59:58,718 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-26 04:59:58,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:59:58,719 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-26 04:59:58,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:59:58,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:59:58,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-26 04:59:58,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:59:58,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-26 04:59:58,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-26 04:59:58,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-26 04:59:58,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-26 04:59:58,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 04:59:58,722 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-26 04:59:58,722 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:59:58,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-26 04:59:58,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:59:58,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:59:58,723 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-26 04:59:58,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:59:58,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:59:58,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:59:58,724 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-26 04:59:58,726 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-26 04:59:58,726 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c540195735199c09d23f86ee9ca33a921eba874 [2020-10-26 04:59:59,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:59:59,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:59:59,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:59:59,215 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:59:59,217 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:59:59,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec8_product15.cil.c [2020-10-26 04:59:59,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2ef1b47/7ebfa0bfde674cfc9b441b6f7f8ed654/FLAG187959518 [2020-10-26 05:00:00,187 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 05:00:00,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec8_product15.cil.c [2020-10-26 05:00:00,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2ef1b47/7ebfa0bfde674cfc9b441b6f7f8ed654/FLAG187959518 [2020-10-26 05:00:00,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b2ef1b47/7ebfa0bfde674cfc9b441b6f7f8ed654 [2020-10-26 05:00:00,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 05:00:00,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 05:00:00,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 05:00:00,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 05:00:00,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 05:00:00,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:00:00" (1/1) ... [2020-10-26 05:00:00,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3bf54c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:00, skipping insertion in model container [2020-10-26 05:00:00,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:00:00" (1/1) ... [2020-10-26 05:00:00,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 05:00:00,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 05:00:01,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 05:00:01,022 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 05:00:01,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 05:00:01,313 INFO L208 MainTranslator]: Completed translation [2020-10-26 05:00:01,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01 WrapperNode [2020-10-26 05:00:01,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 05:00:01,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 05:00:01,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 05:00:01,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 05:00:01,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 05:00:01,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 05:00:01,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 05:00:01,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 05:00:01,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (1/1) ... [2020-10-26 05:00:01,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 05:00:01,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 05:00:01,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 05:00:01,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 05:00:01,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (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 [2020-10-26 05:00:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-26 05:00:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 05:00:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 05:00:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 05:00:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 05:00:04,197 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 05:00:04,198 INFO L298 CfgBuilder]: Removed 263 assume(true) statements. [2020-10-26 05:00:04,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 05:00:04 BoogieIcfgContainer [2020-10-26 05:00:04,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 05:00:04,202 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-26 05:00:04,203 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-26 05:00:04,207 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-26 05:00:04,208 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 05:00:04,208 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.10 05:00:00" (1/3) ... [2020-10-26 05:00:04,209 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1af0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.10 05:00:04, skipping insertion in model container [2020-10-26 05:00:04,210 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 05:00:04,210 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:00:01" (2/3) ... [2020-10-26 05:00:04,210 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c1af0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.10 05:00:04, skipping insertion in model container [2020-10-26 05:00:04,211 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 05:00:04,211 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 05:00:04" (3/3) ... [2020-10-26 05:00:04,213 INFO L373 chiAutomizerObserver]: Analyzing ICFG email_spec8_product15.cil.c [2020-10-26 05:00:04,295 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-26 05:00:04,296 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-26 05:00:04,296 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-26 05:00:04,296 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 05:00:04,296 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 05:00:04,296 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-26 05:00:04,297 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 05:00:04,297 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-26 05:00:04,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 411 states. [2020-10-26 05:00:04,462 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2020-10-26 05:00:04,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 05:00:04,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 05:00:04,473 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 05:00:04,473 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 05:00:04,474 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-26 05:00:04,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 411 states. [2020-10-26 05:00:04,486 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2020-10-26 05:00:04,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 05:00:04,486 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 05:00:04,489 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 05:00:04,489 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 05:00:04,496 INFO L794 eck$LassoCheckResult]: Stem: 299#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~string7.base, #t~string7.offset := #Ultimate.allocOnStack(10);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(16);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(20);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(22);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(44);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(44);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(11);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(19);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string47.base, #t~string47.offset, 1);call write~init~int(100, #t~string47.base, 1 + #t~string47.offset, 1);call write~init~int(10, #t~string47.base, 2 + #t~string47.offset, 1);call write~init~int(0, #t~string47.base, 3 + #t~string47.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string50.base, #t~string50.offset, 1);call write~init~int(100, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(10, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 3 + #t~string50.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(17);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(17);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(17);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(12);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(18);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(16);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(21);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string98.base, #t~string98.offset, 1);call write~init~int(115, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(10, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(30);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(21);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(30);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(9);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(21);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(30);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(9);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(25);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(25);~__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;~__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;~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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~in_encrypted~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 226#L-1true havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~33, main_~tmp~11;havoc main_~retValue_acc~33;havoc main_~tmp~11; 364#L2882true 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; 67#L2890true main_#t~ret42 := valid_product_#res;main_~tmp~11 := main_#t~ret42;havoc main_#t~ret42; 289#L1971true assume 0 != main_~tmp~11;havoc setup_#t~nondet37, setup_#t~nondet39, setup_#t~nondet41, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.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; 62#L1800true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 283#L1806-2true 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; 308#L1365true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 32#L1371-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string36.base, #t~string36.offset;havoc setup_#t~nondet37;~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; 64#L1800-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 162#L1806-5true 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; 297#L1365-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 42#L1371-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string38.base, #t~string38.offset;havoc setup_#t~nondet39;~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; 58#L1800-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 169#L1806-8true 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; 303#L1365-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 332#L1371-8true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string40.base, #t~string40.offset;havoc setup_#t~nondet41; 246#L1958true havoc test_#t~nondet87, test_#t~nondet88, test_#t~nondet89, test_#t~nondet90, test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_#t~nondet97, 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~17, test_~tmp___0~6, test_~tmp___1~3, test_~tmp___2~2, 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~17;havoc test_~tmp___0~6;havoc test_~tmp___1~3;havoc test_~tmp___2~2;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; 100#L2446-1true [2020-10-26 05:00:04,497 INFO L796 eck$LassoCheckResult]: Loop: 100#L2446-1true assume !false; 301#L2301true assume test_~splverifierCounter~0 < 4; 132#L2302true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 317#L2308true assume !(0 == test_~op1~0); 272#L2321true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet88;havoc test_#t~nondet88; 197#L2326true 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; 382#L1318true assume 1 == setClientAutoResponse_~handle;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value; 205#L1324-2true test_~op2~0 := 1; 100#L2446-1true [2020-10-26 05:00:04,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 05:00:04,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2020-10-26 05:00:04,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 05:00:04,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749360818] [2020-10-26 05:00:04,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 05:00:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 05:00:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 05:00:04,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749360818] [2020-10-26 05:00:04,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 05:00:04,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-26 05:00:04,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29012808] [2020-10-26 05:00:04,967 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-26 05:00:04,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 05:00:04,968 INFO L82 PathProgramCache]: Analyzing trace with hash 527790547, now seen corresponding path program 1 times [2020-10-26 05:00:04,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 05:00:04,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462980405] [2020-10-26 05:00:04,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 05:00:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 05:00:04,981 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 05:00:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 05:00:04,998 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 05:00:05,052 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 05:00:05,146 INFO L210 LassoAnalysis]: Preferences: [2020-10-26 05:00:05,147 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-26 05:00:05,147 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-26 05:00:05,147 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-26 05:00:05,147 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-26 05:00:05,148 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 05:00:05,148 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-26 05:00:05,148 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-26 05:00:05,148 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product15.cil.c_Iteration1_Loop [2020-10-26 05:00:05,148 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-26 05:00:05,148 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-26 05:00:05,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,481 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-26 05:00:05,482 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 [2020-10-26 05:00:05,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-26 05:00:05,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-26 05:00:05,506 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-26 05:00:05,506 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 05:00:05,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-26 05:00:05,541 INFO L160 nArgumentSynthesizer]: Using integer mode. 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 [2020-10-26 05:00:05,569 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-26 05:00:05,569 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-26 05:00:05,694 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-26 05:00:05,696 INFO L210 LassoAnalysis]: Preferences: [2020-10-26 05:00:05,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-26 05:00:05,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-26 05:00:05,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-26 05:00:05,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-26 05:00:05,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 05:00:05,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-26 05:00:05,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-26 05:00:05,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_product15.cil.c_Iteration1_Loop [2020-10-26 05:00:05,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-26 05:00:05,698 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-26 05:00:05,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 05:00:05,972 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-26 05:00:05,980 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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 05:00:05,987 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 [2020-10-26 05:00:05,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 05:00:05,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 05:00:05,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 05:00:05,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 05:00:05,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 05:00:05,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 05:00:05,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 05:00:05,997 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-26 05:00:06,002 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-26 05:00:06,002 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) [2020-10-26 05:00:06,012 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-26 05:00:06,013 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-26 05:00:06,014 INFO L510 LassoAnalysis]: Proved termination. [2020-10-26 05:00:06,014 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 [2020-10-26 05:00:06,092 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-26 05:00:06,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 05:00:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 05:00:06,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 05:00:06,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 05:00:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 05:00:06,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-26 05:00:06,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 05:00:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 05:00:06,572 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 [2020-10-26 05:00:06,574 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 411 states. Second operand 5 states. [2020-10-26 05:00:06,788 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 411 states.. Second operand 5 states. Result 963 states and 1672 transitions. Complement of second has 7 states. [2020-10-26 05:00:06,788 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 [2020-10-26 05:00:06,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-26 05:00:06,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1003 transitions. [2020-10-26 05:00:06,795 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1003 transitions. Stem has 18 letters. Loop has 8 letters. [2020-10-26 05:00:06,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 05:00:06,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1003 transitions. Stem has 26 letters. Loop has 8 letters. [2020-10-26 05:00:06,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 05:00:06,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1003 transitions. Stem has 18 letters. Loop has 16 letters. [2020-10-26 05:00:06,799 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 05:00:06,800 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 963 states and 1672 transitions. [2020-10-26 05:00:06,822 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-26 05:00:06,825 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 963 states to 0 states and 0 transitions. [2020-10-26 05:00:06,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-26 05:00:06,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-26 05:00:06,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-26 05:00:06,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-26 05:00:06,829 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 05:00:06,829 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 05:00:06,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 05:00:06,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-26 05:00:06,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-26 05:00:06,835 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-26 05:00:06,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 05:00:06,839 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-26 05:00:06,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-26 05:00:06,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-26 05:00:06,840 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-26 05:00:06,840 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-26 05:00:06,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-26 05:00:06,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-26 05:00:06,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-26 05:00:06,841 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-26 05:00:06,841 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 05:00:06,841 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 05:00:06,842 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 05:00:06,842 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-26 05:00:06,843 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-26 05:00:06,843 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-26 05:00:06,843 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-26 05:00:06,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.10 05:00:06 BoogieIcfgContainer [2020-10-26 05:00:06,850 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-26 05:00:06,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 05:00:06,854 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 05:00:06,854 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 05:00:06,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 05:00:04" (3/4) ... [2020-10-26 05:00:06,858 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-26 05:00:06,859 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 05:00:06,862 INFO L168 Benchmark]: Toolchain (without parser) took 6611.43 ms. Allocated memory was 50.3 MB in the beginning and 153.1 MB in the end (delta: 102.8 MB). Free memory was 23.0 MB in the beginning and 44.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 78.1 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,863 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 35.7 MB. Free memory is still 19.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 05:00:06,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.55 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 22.3 MB in the beginning and 27.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.51 ms. Allocated memory is still 62.9 MB. Free memory was 27.9 MB in the beginning and 33.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,869 INFO L168 Benchmark]: Boogie Preprocessor took 177.03 ms. Allocated memory is still 62.9 MB. Free memory was 33.5 MB in the beginning and 27.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,870 INFO L168 Benchmark]: RCFGBuilder took 2549.85 ms. Allocated memory was 62.9 MB in the beginning and 104.9 MB in the end (delta: 41.9 MB). Free memory was 27.2 MB in the beginning and 64.2 MB in the end (delta: -37.0 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,872 INFO L168 Benchmark]: BuchiAutomizer took 2648.12 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 64.2 MB in the beginning and 45.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 64.3 MB. Max. memory is 16.1 GB. [2020-10-26 05:00:06,878 INFO L168 Benchmark]: Witness Printer took 5.50 ms. Allocated memory is still 153.1 MB. Free memory was 45.9 MB in the beginning and 44.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 05:00:06,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 35.7 MB. Free memory is still 19.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1060.55 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 22.3 MB in the beginning and 27.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 154.51 ms. Allocated memory is still 62.9 MB. Free memory was 27.9 MB in the beginning and 33.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 2.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 177.03 ms. Allocated memory is still 62.9 MB. Free memory was 33.5 MB in the beginning and 27.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2549.85 ms. Allocated memory was 62.9 MB in the beginning and 104.9 MB in the end (delta: 41.9 MB). Free memory was 27.2 MB in the beginning and 64.2 MB in the end (delta: -37.0 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 2648.12 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 64.2 MB in the beginning and 45.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 64.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.50 ms. Allocated memory is still 153.1 MB. Free memory was 45.9 MB in the beginning and 44.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 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 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. 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: 714 SDtfs, 714 SDslu, 1324 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: 32ms 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...