./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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_spec4_productSimulator.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 cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:14:47,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:14:47,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:14:47,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:14:47,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:14:47,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:14:47,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:14:47,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:14:47,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:14:47,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:14:47,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:14:47,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:14:47,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:14:47,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:14:47,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:14:47,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:14:47,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:14:47,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:14:47,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:14:47,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:14:47,306 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:14:47,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:14:47,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:14:47,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:14:47,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:14:47,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:14:47,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:14:47,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:14:47,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:14:47,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:14:47,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:14:47,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:14:47,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:14:47,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:14:47,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:14:47,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:14:47,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:14:47,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:14:47,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:14:47,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:14:47,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:14:47,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:14:47,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:14:47,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:14:47,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:14:47,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:14:47,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:14:47,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:14:47,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:14:47,345 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:14:47,346 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:14:47,346 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:14:47,347 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:14:47,347 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:14:47,347 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:14:47,347 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:14:47,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:14:47,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:14:47,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:14:47,349 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:14:47,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:14:47,349 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:14:47,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:14:47,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:14:47,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:14:47,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:14:47,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:14:47,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:14:47,351 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:14:47,351 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 [2022-07-13 04:14:47,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:14:47,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:14:47,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:14:47,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:14:47,569 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:14:47,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2022-07-13 04:14:47,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa14b398/78fa6195d4d041df9cc70be8ba6ba5c7/FLAGf34ef2906 [2022-07-13 04:14:48,063 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:14:48,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2022-07-13 04:14:48,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa14b398/78fa6195d4d041df9cc70be8ba6ba5c7/FLAGf34ef2906 [2022-07-13 04:14:48,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa14b398/78fa6195d4d041df9cc70be8ba6ba5c7 [2022-07-13 04:14:48,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:14:48,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:14:48,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:14:48,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:14:48,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:14:48,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:14:48" (1/1) ... [2022-07-13 04:14:48,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5024ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:48, skipping insertion in model container [2022-07-13 04:14:48,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:14:48" (1/1) ... [2022-07-13 04:14:48,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:14:48,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:14:48,712 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c[18883,18896] [2022-07-13 04:14:48,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:14:48,892 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:14:48,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c[18883,18896] [2022-07-13 04:14:48,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:14:49,012 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:14:49,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49 WrapperNode [2022-07-13 04:14:49,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:14:49,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:14:49,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:14:49,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:14:49,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:49,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:51,668 INFO L137 Inliner]: procedures = 151, calls = 283, calls flagged for inlining = 188, calls inlined = 17933, statements flattened = 241566 [2022-07-13 04:14:51,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:14:51,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:14:51,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:14:51,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:14:51,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:51,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:52,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:52,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:53,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:53,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:54,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:55,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:14:55,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:14:55,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:14:55,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:14:55,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (1/1) ... [2022-07-13 04:14:55,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:55,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:55,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:55,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-13 04:14:55,077 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-13 04:14:55,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 04:14:55,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 04:14:55,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:14:55,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:14:55,337 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:14:55,338 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:15:25,486 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:15:25,758 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:15:25,758 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 04:15:25,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:15:25 BoogieIcfgContainer [2022-07-13 04:15:25,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:15:25,789 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:15:25,789 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:15:25,791 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:15:25,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:15:25,792 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:14:48" (1/3) ... [2022-07-13 04:15:25,793 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f76ce97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:15:25, skipping insertion in model container [2022-07-13 04:15:25,793 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:15:25,793 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:49" (2/3) ... [2022-07-13 04:15:25,793 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f76ce97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:15:25, skipping insertion in model container [2022-07-13 04:15:25,793 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:15:25,794 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:15:25" (3/3) ... [2022-07-13 04:15:25,796 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec4_productSimulator.cil.c [2022-07-13 04:15:26,126 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:15:26,126 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:15:26,126 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:15:26,126 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:15:26,126 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:15:26,126 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:15:26,127 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:15:26,127 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:15:26,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39254 states, 39253 states have (on average 1.5390670776755917) internal successors, (60413), 39253 states have internal predecessors, (60413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:15:26,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2022-07-13 04:15:26,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:15:26,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:15:26,580 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:15:26,580 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:15:26,580 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:15:26,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39254 states, 39253 states have (on average 1.5390670776755917) internal successors, (60413), 39253 states have internal predecessors, (60413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:15:26,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 293 [2022-07-13 04:15:26,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:15:26,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:15:26,888 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:15:26,889 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:15:26,901 INFO L752 eck$LassoCheckResult]: Stem: 27407#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(35, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(10, 5);call #Ultimate.allocInit(34, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(16, 8);call #Ultimate.allocInit(20, 9);call #Ultimate.allocInit(22, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(44, 12);call #Ultimate.allocInit(44, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(11, 16);call #Ultimate.allocInit(19, 17);call #Ultimate.allocInit(4, 18);call write~init~int(37, 18, 0, 1);call write~init~int(100, 18, 1, 1);call write~init~int(10, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(4, 19);call write~init~int(37, 19, 0, 1);call write~init~int(100, 19, 1, 1);call write~init~int(10, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(12, 21);call #Ultimate.allocInit(10, 22);call #Ultimate.allocInit(18, 23);call #Ultimate.allocInit(16, 24);call #Ultimate.allocInit(21, 25);call #Ultimate.allocInit(13, 26);call #Ultimate.allocInit(16, 27);call #Ultimate.allocInit(25, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(30, 38);call #Ultimate.allocInit(9, 39);call #Ultimate.allocInit(25, 40);call #Ultimate.allocInit(13, 41);~__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;~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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 24077#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret66#1, main_~retValue_acc~36#1, main_~tmp~17#1;havoc main_~retValue_acc~36#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 9379#L2056true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret50#1, select_features_#t~ret51#1, select_features_#t~ret52#1, select_features_#t~ret53#1, select_features_#t~ret54#1, select_features_#t~ret55#1, select_features_#t~ret56#1, select_features_#t~ret57#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 29154#L2029true select_features_#t~ret50#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret50#1;havoc select_features_#t~ret50#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 5459#L2029-1true select_features_#t~ret51#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret51#1;havoc select_features_#t~ret51#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 8427#L2029-2true select_features_#t~ret52#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret52#1;havoc select_features_#t~ret52#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 31191#L2029-3true select_features_#t~ret53#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret53#1;havoc select_features_#t~ret53#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 23741#L2029-4true select_features_#t~ret54#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret54#1;havoc select_features_#t~ret54#1;~__SELECTED_FEATURE_Sign~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 24723#L2029-5true select_features_#t~ret55#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret55#1;havoc select_features_#t~ret55#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 38429#L2029-6true select_features_#t~ret56#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret56#1;havoc select_features_#t~ret56#1;assume { :begin_inline_select_one } true;havoc select_one_#res#1;havoc select_one_#t~nondet49#1, select_one_~retValue_acc~23#1, select_one_~choice~0#1;havoc select_one_~retValue_acc~23#1;select_one_~choice~0#1 := select_one_#t~nondet49#1;havoc select_one_#t~nondet49#1;select_one_~retValue_acc~23#1 := select_one_~choice~0#1;select_one_#res#1 := select_one_~retValue_acc~23#1; 31523#L2029-7true select_features_#t~ret57#1 := select_one_#res#1;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret57#1;havoc select_features_#t~ret57#1; 37457#L2048true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~24#1, valid_product_~tmp~15#1;havoc valid_product_~retValue_acc~24#1;havoc valid_product_~tmp~15#1; 16477#L2064true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 14157#L2067true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~15#1 := 0; 22824#L2067-1true valid_product_~retValue_acc~24#1 := valid_product_~tmp~15#1;valid_product_#res#1 := valid_product_~retValue_acc~24#1; 36565#L2124true main_#t~ret66#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret66#1;havoc main_#t~ret66#1; 31937#L2720true assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet63#1, setup_#t~nondet64#1, setup_#t~nondet65#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1; 34523#L2564true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_bob__before__Keys } true;setup_bob__before__Keys_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__before__Keys_~bob___0#1;setup_bob__before__Keys_~bob___0#1 := setup_bob__before__Keys_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__before__Keys_~bob___0#1, setup_bob__before__Keys_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 37849#L2002-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8391#L2008-5true assume { :end_inline_setClientId } true; 15915#L2546-1true assume { :end_inline_setup_bob__before__Keys } true; 21163#L2573true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 14, 0;havoc setup_#t~nondet63#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1; 25620#L2602true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_rjh__before__Keys } true;setup_rjh__before__Keys_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__before__Keys_~rjh___0#1;setup_rjh__before__Keys_~rjh___0#1 := setup_rjh__before__Keys_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__before__Keys_~rjh___0#1, setup_rjh__before__Keys_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 32158#L2002-6true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 12383#L2008-11true assume { :end_inline_setClientId } true; 8385#L2584-1true assume { :end_inline_setup_rjh__before__Keys } true; 10312#L2611true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 15, 0;havoc setup_#t~nondet64#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1; 29920#L2640true assume !(0 != ~__SELECTED_FEATURE_Keys~0);assume { :begin_inline_setup_chuck__before__Keys } true;setup_chuck__before__Keys_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__before__Keys_~chuck___0#1;setup_chuck__before__Keys_~chuck___0#1 := setup_chuck__before__Keys_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__before__Keys_~chuck___0#1, setup_chuck__before__Keys_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 6002#L2002-10true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 22553#L2008-17true assume { :end_inline_setClientId } true; 1336#L2622-1true assume { :end_inline_setup_chuck__before__Keys } true; 33963#L2649true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 16, 0;havoc setup_#t~nondet65#1; 4177#L2707true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_#t~nondet12#1, test_#t~nondet13#1, test_#t~nondet14#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 12510#L301-1true [2022-07-13 04:15:26,902 INFO L754 eck$LassoCheckResult]: Loop: 12510#L301-1true assume !false; 8811#L110true assume test_~splverifierCounter~0#1 < 4; 37646#L111true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 7198#L117true assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 5201#L121true assume 0 != test_~tmp___9~0#1; 26081#L122true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 37445#L122-2true test_~op1~0#1 := 1; 12510#L301-1true [2022-07-13 04:15:26,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:15:26,912 INFO L85 PathProgramCache]: Analyzing trace with hash 992852765, now seen corresponding path program 1 times [2022-07-13 04:15:26,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:15:26,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47268558] [2022-07-13 04:15:26,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:15:26,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:15:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:15:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:15:27,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:15:27,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47268558] [2022-07-13 04:15:27,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47268558] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:15:27,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:15:27,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:15:27,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977023520] [2022-07-13 04:15:27,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:15:27,162 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:15:27,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:15:27,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1440997990, now seen corresponding path program 1 times [2022-07-13 04:15:27,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:15:27,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421406265] [2022-07-13 04:15:27,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:15:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:15:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:15:27,169 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:15:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:15:27,185 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:15:27,483 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:15:27,484 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:15:27,487 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:15:27,487 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:15:27,487 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:15:27,487 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,488 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:15:27,488 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:15:27,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2022-07-13 04:15:27,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:15:27,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:15:27,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,587 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:15:27,603 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:15:27,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,636 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-13 04:15:27,666 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:15:27,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:15:27,687 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:15:27,687 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:15:27,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:27,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,711 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-13 04:15:27,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:15:27,716 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:15:27,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:27,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,743 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-13 04:15:27,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:15:27,745 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:15:27,775 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:15:27,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:27,779 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:15:27,779 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:15:27,779 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:15:27,779 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:15:27,779 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:15:27,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,779 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:15:27,779 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:15:27,779 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2022-07-13 04:15:27,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:15:27,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:15:27,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:15:27,856 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:15:27,859 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:15:27,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,866 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-13 04:15:27,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:15:27,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:15:27,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:15:27,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:15:27,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:15:27,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:15:27,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:15:27,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:15:27,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:15:27,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:27,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,949 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-13 04:15:27,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:15:27,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:15:27,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:15:27,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:15:27,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:15:27,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:15:27,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:15:27,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:15:27,961 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:15:27,965 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:15:27,965 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:15:27,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:15:27,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:15:27,968 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:15:27,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-13 04:15:27,971 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:15:27,971 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:15:27,971 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:15:27,972 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-13 04:15:27,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:27,990 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:15:28,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:15:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:15:28,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:15:28,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:15:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:15:28,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:15:28,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:15:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:15:28,201 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 [2022-07-13 04:15:28,244 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 39254 states, 39253 states have (on average 1.5390670776755917) internal successors, (60413), 39253 states have internal predecessors, (60413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:15:29,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-13 04:15:31,181 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 39254 states, 39253 states have (on average 1.5390670776755917) internal successors, (60413), 39253 states have internal predecessors, (60413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 117251 states and 180377 transitions. Complement of second has 7 states. [2022-07-13 04:15:31,183 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 [2022-07-13 04:15:31,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:15:31,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 120150 transitions. [2022-07-13 04:15:31,456 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120150 transitions. Stem has 33 letters. Loop has 7 letters. [2022-07-13 04:15:31,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:15:31,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120150 transitions. Stem has 40 letters. Loop has 7 letters. [2022-07-13 04:15:31,457 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:15:31,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 120150 transitions. Stem has 33 letters. Loop has 14 letters. [2022-07-13 04:15:31,460 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:15:31,461 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117251 states and 180377 transitions. [2022-07-13 04:15:31,870 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:15:31,872 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117251 states to 0 states and 0 transitions. [2022-07-13 04:15:31,872 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:15:31,873 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:15:31,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:15:31,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:15:31,873 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:15:31,873 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:15:31,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:15:31,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 04:15:31,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 04:15:31,878 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:15:31,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:15:31,879 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-13 04:15:31,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 04:15:31,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-13 04:15:31,880 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:15:31,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 04:15:31,880 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:15:31,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:15:31,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:15:31,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:15:31,881 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:15:31,881 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:15:31,881 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:15:31,881 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:15:31,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 04:15:31,881 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:15:31,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 04:15:31,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 04:15:31 BoogieIcfgContainer [2022-07-13 04:15:31,886 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 04:15:31,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 04:15:31,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 04:15:31,887 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 04:15:31,888 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:15:25" (3/4) ... [2022-07-13 04:15:31,889 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 04:15:31,890 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 04:15:31,890 INFO L158 Benchmark]: Toolchain (without parser) took 43508.65ms. Allocated memory was 102.8MB in the beginning and 9.6GB in the end (delta: 9.5GB). Free memory was 68.1MB in the beginning and 8.0GB in the end (delta: -8.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-07-13 04:15:31,890 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:15:31,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.77ms. Allocated memory was 102.8MB in the beginning and 153.1MB in the end (delta: 50.3MB). Free memory was 67.9MB in the beginning and 95.7MB in the end (delta: -27.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-13 04:15:31,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 2655.05ms. Allocated memory was 153.1MB in the beginning and 876.6MB in the end (delta: 723.5MB). Free memory was 95.7MB in the beginning and 539.3MB in the end (delta: -443.5MB). Peak memory consumption was 379.3MB. Max. memory is 16.1GB. [2022-07-13 04:15:31,892 INFO L158 Benchmark]: Boogie Preprocessor took 3352.14ms. Allocated memory was 876.6MB in the beginning and 2.3GB in the end (delta: 1.4GB). Free memory was 539.3MB in the beginning and 1.7GB in the end (delta: -1.1GB). Peak memory consumption was 394.3MB. Max. memory is 16.1GB. [2022-07-13 04:15:31,892 INFO L158 Benchmark]: RCFGBuilder took 30765.34ms. Allocated memory was 2.3GB in the beginning and 9.6GB in the end (delta: 7.3GB). Free memory was 1.7GB in the beginning and 8.6GB in the end (delta: -7.0GB). Peak memory consumption was 822.1MB. Max. memory is 16.1GB. [2022-07-13 04:15:31,893 INFO L158 Benchmark]: BuchiAutomizer took 6097.26ms. Allocated memory is still 9.6GB. Free memory was 8.6GB in the beginning and 8.0GB in the end (delta: 610.3MB). Peak memory consumption was 604.0MB. Max. memory is 16.1GB. [2022-07-13 04:15:31,893 INFO L158 Benchmark]: Witness Printer took 2.89ms. Allocated memory is still 9.6GB. Free memory is still 8.0GB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:15:31,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.77ms. Allocated memory was 102.8MB in the beginning and 153.1MB in the end (delta: 50.3MB). Free memory was 67.9MB in the beginning and 95.7MB in the end (delta: -27.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2655.05ms. Allocated memory was 153.1MB in the beginning and 876.6MB in the end (delta: 723.5MB). Free memory was 95.7MB in the beginning and 539.3MB in the end (delta: -443.5MB). Peak memory consumption was 379.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3352.14ms. Allocated memory was 876.6MB in the beginning and 2.3GB in the end (delta: 1.4GB). Free memory was 539.3MB in the beginning and 1.7GB in the end (delta: -1.1GB). Peak memory consumption was 394.3MB. Max. memory is 16.1GB. * RCFGBuilder took 30765.34ms. Allocated memory was 2.3GB in the beginning and 9.6GB in the end (delta: 7.3GB). Free memory was 1.7GB in the beginning and 8.6GB in the end (delta: -7.0GB). Peak memory consumption was 822.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 6097.26ms. Allocated memory is still 9.6GB. Free memory was 8.6GB in the beginning and 8.0GB in the end (delta: 610.3MB). Peak memory consumption was 604.0MB. Max. memory is 16.1GB. * Witness Printer took 2.89ms. Allocated memory is still 9.6GB. Free memory is still 8.0GB. There was no memory consumed. Max. memory is 16.1GB. * 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 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 3.4s. 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 0.4s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60348 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60347 mSDsluCounter, 180787 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 120440 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 60347 mSDtfsCounter, 6 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 56ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 04:15:31,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE