./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ebf7a23e8d3aae9476b8149d5c7997a6623274 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:32:01,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:32:01,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:32:01,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:32:01,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:32:01,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:32:01,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:32:01,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:32:01,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:32:01,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:32:01,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:32:01,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:32:01,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:32:01,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:32:01,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:32:01,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:32:01,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:32:01,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:32:01,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:32:01,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:32:01,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:32:01,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:32:01,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:32:01,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:32:01,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:32:01,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:32:01,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:32:01,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:32:01,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:32:01,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:32:01,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:32:01,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:32:01,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:32:01,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:32:01,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:32:01,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:32:01,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:32:01,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:32:01,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:32:01,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:32:01,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:32:01,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:32:01,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:32:01,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:32:01,944 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:32:01,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:32:01,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:32:01,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:32:01,945 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:32:01,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:32:01,945 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:32:01,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:32:01,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:32:01,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:32:01,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:32:01,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:32:01,955 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:32:01,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ebf7a23e8d3aae9476b8149d5c7997a6623274 [2021-08-26 08:32:02,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:32:02,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:32:02,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:32:02,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:32:02,210 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:32:02,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-08-26 08:32:02,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f95316ab/0b0ee2d805bf49c396e0cf516d06ccef/FLAG7cf8c989d [2021-08-26 08:32:02,697 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:32:02,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2021-08-26 08:32:02,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f95316ab/0b0ee2d805bf49c396e0cf516d06ccef/FLAG7cf8c989d [2021-08-26 08:32:02,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f95316ab/0b0ee2d805bf49c396e0cf516d06ccef [2021-08-26 08:32:02,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:32:02,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:32:02,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:32:02,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:32:02,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:32:02,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:32:02" (1/1) ... [2021-08-26 08:32:02,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54316d6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:02, skipping insertion in model container [2021-08-26 08:32:02,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:32:02" (1/1) ... [2021-08-26 08:32:02,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:32:02,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:32:02,999 WARN L228 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_spec11_product03.cil.c[19591,19604] [2021-08-26 08:32:03,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:32:03,099 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:32:03,124 WARN L228 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_spec11_product03.cil.c[19591,19604] [2021-08-26 08:32:03,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:32:03,183 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:32:03,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03 WrapperNode [2021-08-26 08:32:03,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:32:03,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:32:03,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:32:03,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:32:03,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:32:03,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:32:03,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:32:03,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:32:03,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:32:03,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:32:03,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:32:03,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:32:03,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (1/1) ... [2021-08-26 08:32:03,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:32:03,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:32:03,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 08:32:03,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 08:32:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-08-26 08:32:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:32:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:32:03,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:32:03,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:32:04,243 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:32:04,244 INFO L299 CfgBuilder]: Removed 111 assume(true) statements. [2021-08-26 08:32:04,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:32:04 BoogieIcfgContainer [2021-08-26 08:32:04,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:32:04,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:32:04,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:32:04,249 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:32:04,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:32:02" (1/3) ... [2021-08-26 08:32:04,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9745f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:32:04, skipping insertion in model container [2021-08-26 08:32:04,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:32:03" (2/3) ... [2021-08-26 08:32:04,251 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e9745f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:32:04, skipping insertion in model container [2021-08-26 08:32:04,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:32:04" (3/3) ... [2021-08-26 08:32:04,252 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2021-08-26 08:32:04,256 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:32:04,256 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-26 08:32:04,296 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:32:04,301 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:32:04,301 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-26 08:32:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 115 states have (on average 1.6695652173913043) internal successors, (192), 117 states have internal predecessors, (192), 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) [2021-08-26 08:32:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-08-26 08:32:04,317 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:04,318 INFO L512 BasicCegarLoop]: trace 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] [2021-08-26 08:32:04,318 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:04,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:04,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2021-08-26 08:32:04,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:04,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734040765] [2021-08-26 08:32:04,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:04,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:04,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:04,573 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734040765] [2021-08-26 08:32:04,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734040765] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:04,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:04,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:32:04,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731279332] [2021-08-26 08:32:04,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:32:04,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:04,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:32:04,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:32:04,593 INFO L87 Difference]: Start difference. First operand has 118 states, 115 states have (on average 1.6695652173913043) internal successors, (192), 117 states have internal predecessors, (192), 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 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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) [2021-08-26 08:32:04,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:04,626 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2021-08-26 08:32:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:32:04,627 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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) Word has length 32 [2021-08-26 08:32:04,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:04,635 INFO L225 Difference]: With dead ends: 189 [2021-08-26 08:32:04,635 INFO L226 Difference]: Without dead ends: 107 [2021-08-26 08:32:04,638 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:32:04,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-08-26 08:32:04,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-08-26 08:32:04,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 105 states have (on average 1.619047619047619) internal successors, (170), 106 states have internal predecessors, (170), 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) [2021-08-26 08:32:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2021-08-26 08:32:04,675 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2021-08-26 08:32:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:04,676 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2021-08-26 08:32:04,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 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) [2021-08-26 08:32:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2021-08-26 08:32:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:32:04,679 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:04,679 INFO L512 BasicCegarLoop]: trace 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] [2021-08-26 08:32:04,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:32:04,680 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:04,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:04,682 INFO L82 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2021-08-26 08:32:04,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:04,683 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428861816] [2021-08-26 08:32:04,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:04,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:04,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:04,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428861816] [2021-08-26 08:32:04,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428861816] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:04,781 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:04,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:32:04,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55211666] [2021-08-26 08:32:04,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:32:04,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:04,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:32:04,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:04,783 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 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) [2021-08-26 08:32:04,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:04,831 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2021-08-26 08:32:04,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:32:04,832 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 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) Word has length 33 [2021-08-26 08:32:04,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:04,836 INFO L225 Difference]: With dead ends: 294 [2021-08-26 08:32:04,836 INFO L226 Difference]: Without dead ends: 198 [2021-08-26 08:32:04,837 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:04,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-08-26 08:32:04,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2021-08-26 08:32:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 104 states have (on average 1.5961538461538463) internal successors, (166), 105 states have internal predecessors, (166), 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) [2021-08-26 08:32:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2021-08-26 08:32:04,856 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2021-08-26 08:32:04,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:04,856 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2021-08-26 08:32:04,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 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) [2021-08-26 08:32:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2021-08-26 08:32:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-26 08:32:04,857 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:04,857 INFO L512 BasicCegarLoop]: trace 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, 1] [2021-08-26 08:32:04,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:32:04,857 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:04,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:04,859 INFO L82 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2021-08-26 08:32:04,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:04,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050511683] [2021-08-26 08:32:04,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:04,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:04,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:04,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050511683] [2021-08-26 08:32:04,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050511683] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:04,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:04,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:32:04,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491398140] [2021-08-26 08:32:04,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:32:04,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:04,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:32:04,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:04,942 INFO L87 Difference]: Start difference. First operand 106 states and 166 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-08-26 08:32:04,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:04,997 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2021-08-26 08:32:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:32:05,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) Word has length 34 [2021-08-26 08:32:05,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:05,011 INFO L225 Difference]: With dead ends: 198 [2021-08-26 08:32:05,011 INFO L226 Difference]: Without dead ends: 107 [2021-08-26 08:32:05,013 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:05,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-08-26 08:32:05,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2021-08-26 08:32:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 104 states have (on average 1.5673076923076923) internal successors, (163), 105 states have internal predecessors, (163), 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) [2021-08-26 08:32:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2021-08-26 08:32:05,020 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 34 [2021-08-26 08:32:05,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:05,020 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2021-08-26 08:32:05,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-08-26 08:32:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2021-08-26 08:32:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:32:05,021 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:05,021 INFO L512 BasicCegarLoop]: trace 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, 1, 1, 1] [2021-08-26 08:32:05,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:32:05,021 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:05,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:05,021 INFO L82 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2021-08-26 08:32:05,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:05,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956058771] [2021-08-26 08:32:05,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:05,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:05,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:05,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956058771] [2021-08-26 08:32:05,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956058771] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:05,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:05,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:32:05,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174436590] [2021-08-26 08:32:05,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:32:05,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:05,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:32:05,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:05,102 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-08-26 08:32:05,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:05,109 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2021-08-26 08:32:05,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:32:05,110 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) Word has length 36 [2021-08-26 08:32:05,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:05,110 INFO L225 Difference]: With dead ends: 169 [2021-08-26 08:32:05,110 INFO L226 Difference]: Without dead ends: 109 [2021-08-26 08:32:05,111 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:05,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-08-26 08:32:05,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2021-08-26 08:32:05,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 106 states have (on average 1.5566037735849056) internal successors, (165), 107 states have internal predecessors, (165), 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) [2021-08-26 08:32:05,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2021-08-26 08:32:05,115 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2021-08-26 08:32:05,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:05,115 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2021-08-26 08:32:05,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-08-26 08:32:05,115 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2021-08-26 08:32:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-08-26 08:32:05,116 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:05,116 INFO L512 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:05,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:32:05,117 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:05,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:05,117 INFO L82 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2021-08-26 08:32:05,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:05,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107946708] [2021-08-26 08:32:05,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:05,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:05,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:05,168 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:05,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107946708] [2021-08-26 08:32:05,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107946708] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:32:05,168 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822800095] [2021-08-26 08:32:05,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:05,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:32:05,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:32:05,170 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:32:05,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:32:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:05,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-26 08:32:05,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:32:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:05,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822800095] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:32:05,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:32:05,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-08-26 08:32:05,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615745209] [2021-08-26 08:32:05,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:32:05,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:05,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:32:05,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:32:05,580 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2021-08-26 08:32:05,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:05,595 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2021-08-26 08:32:05,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:32:05,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) Word has length 41 [2021-08-26 08:32:05,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:05,597 INFO L225 Difference]: With dead ends: 258 [2021-08-26 08:32:05,597 INFO L226 Difference]: Without dead ends: 198 [2021-08-26 08:32:05,597 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:32:05,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-08-26 08:32:05,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 137. [2021-08-26 08:32:05,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 135 states have (on average 1.6222222222222222) internal successors, (219), 136 states have internal predecessors, (219), 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) [2021-08-26 08:32:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 219 transitions. [2021-08-26 08:32:05,603 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 219 transitions. Word has length 41 [2021-08-26 08:32:05,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:05,604 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 219 transitions. [2021-08-26 08:32:05,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2021-08-26 08:32:05,604 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2021-08-26 08:32:05,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-08-26 08:32:05,605 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:05,605 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 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, 1, 1] [2021-08-26 08:32:05,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:32:05,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:32:05,823 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:05,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:05,824 INFO L82 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 2 times [2021-08-26 08:32:05,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:05,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314052885] [2021-08-26 08:32:05,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:05,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:05,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:05,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314052885] [2021-08-26 08:32:05,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314052885] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:05,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:05,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:32:05,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492221969] [2021-08-26 08:32:05,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:32:05,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:05,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:32:05,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:32:05,909 INFO L87 Difference]: Start difference. First operand 137 states and 219 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2021-08-26 08:32:05,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:05,937 INFO L93 Difference]: Finished difference Result 340 states and 552 transitions. [2021-08-26 08:32:05,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:32:05,938 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) Word has length 46 [2021-08-26 08:32:05,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:05,940 INFO L225 Difference]: With dead ends: 340 [2021-08-26 08:32:05,940 INFO L226 Difference]: Without dead ends: 251 [2021-08-26 08:32:05,940 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:32:05,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2021-08-26 08:32:05,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 191. [2021-08-26 08:32:05,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 189 states have (on average 1.693121693121693) internal successors, (320), 190 states have internal predecessors, (320), 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) [2021-08-26 08:32:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 320 transitions. [2021-08-26 08:32:05,949 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 320 transitions. Word has length 46 [2021-08-26 08:32:05,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:05,949 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 320 transitions. [2021-08-26 08:32:05,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2021-08-26 08:32:05,949 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 320 transitions. [2021-08-26 08:32:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-26 08:32:05,952 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:05,953 INFO L512 BasicCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:05,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:32:05,953 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:05,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:05,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1295322390, now seen corresponding path program 1 times [2021-08-26 08:32:05,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:05,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406205904] [2021-08-26 08:32:05,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:05,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:06,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:32:06,005 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:06,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406205904] [2021-08-26 08:32:06,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406205904] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:06,005 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:06,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:32:06,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969710036] [2021-08-26 08:32:06,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:32:06,006 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:06,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:32:06,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:06,007 INFO L87 Difference]: Start difference. First operand 191 states and 320 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-08-26 08:32:06,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:06,017 INFO L93 Difference]: Finished difference Result 341 states and 550 transitions. [2021-08-26 08:32:06,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:32:06,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) Word has length 48 [2021-08-26 08:32:06,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:06,018 INFO L225 Difference]: With dead ends: 341 [2021-08-26 08:32:06,019 INFO L226 Difference]: Without dead ends: 227 [2021-08-26 08:32:06,019 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:06,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-08-26 08:32:06,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2021-08-26 08:32:06,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 165 states have (on average 1.6424242424242423) internal successors, (271), 166 states have internal predecessors, (271), 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) [2021-08-26 08:32:06,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2021-08-26 08:32:06,025 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 48 [2021-08-26 08:32:06,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:06,025 INFO L470 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2021-08-26 08:32:06,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-08-26 08:32:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2021-08-26 08:32:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-26 08:32:06,025 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:06,026 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:06,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:32:06,026 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:06,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:06,027 INFO L82 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 1 times [2021-08-26 08:32:06,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:06,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352977732] [2021-08-26 08:32:06,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:06,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:06,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 08:32:06,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:06,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352977732] [2021-08-26 08:32:06,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352977732] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:06,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:06,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:32:06,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778109887] [2021-08-26 08:32:06,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:32:06,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:06,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:32:06,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:06,072 INFO L87 Difference]: Start difference. First operand 167 states and 271 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-08-26 08:32:06,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:06,086 INFO L93 Difference]: Finished difference Result 413 states and 681 transitions. [2021-08-26 08:32:06,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:32:06,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) Word has length 48 [2021-08-26 08:32:06,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:06,088 INFO L225 Difference]: With dead ends: 413 [2021-08-26 08:32:06,088 INFO L226 Difference]: Without dead ends: 276 [2021-08-26 08:32:06,088 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:32:06,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-08-26 08:32:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2021-08-26 08:32:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 214 states have (on average 1.6728971962616823) internal successors, (358), 215 states have internal predecessors, (358), 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) [2021-08-26 08:32:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 358 transitions. [2021-08-26 08:32:06,098 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 358 transitions. Word has length 48 [2021-08-26 08:32:06,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:06,099 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 358 transitions. [2021-08-26 08:32:06,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-08-26 08:32:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 358 transitions. [2021-08-26 08:32:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-08-26 08:32:06,100 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:06,100 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:06,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:32:06,101 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:06,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:06,101 INFO L82 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2021-08-26 08:32:06,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:06,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963362357] [2021-08-26 08:32:06,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:06,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:06,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-08-26 08:32:06,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:06,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963362357] [2021-08-26 08:32:06,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963362357] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:06,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:06,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:32:06,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995979664] [2021-08-26 08:32:06,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:32:06,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:06,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:32:06,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:32:06,160 INFO L87 Difference]: Start difference. First operand 216 states and 358 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2021-08-26 08:32:06,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:06,238 INFO L93 Difference]: Finished difference Result 492 states and 819 transitions. [2021-08-26 08:32:06,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:32:06,239 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) Word has length 49 [2021-08-26 08:32:06,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:06,241 INFO L225 Difference]: With dead ends: 492 [2021-08-26 08:32:06,241 INFO L226 Difference]: Without dead ends: 325 [2021-08-26 08:32:06,241 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.7ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:32:06,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2021-08-26 08:32:06,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 216. [2021-08-26 08:32:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 214 states have (on average 1.658878504672897) internal successors, (355), 215 states have internal predecessors, (355), 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) [2021-08-26 08:32:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 355 transitions. [2021-08-26 08:32:06,252 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 355 transitions. Word has length 49 [2021-08-26 08:32:06,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:06,252 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 355 transitions. [2021-08-26 08:32:06,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 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) [2021-08-26 08:32:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2021-08-26 08:32:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-08-26 08:32:06,253 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:06,253 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:06,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:32:06,254 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:06,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:06,254 INFO L82 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2021-08-26 08:32:06,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:06,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612906090] [2021-08-26 08:32:06,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:06,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-26 08:32:06,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:06,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612906090] [2021-08-26 08:32:06,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612906090] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:06,356 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:06,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-26 08:32:06,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557357381] [2021-08-26 08:32:06,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 08:32:06,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:06,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 08:32:06,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-08-26 08:32:06,359 INFO L87 Difference]: Start difference. First operand 216 states and 355 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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) [2021-08-26 08:32:06,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:06,808 INFO L93 Difference]: Finished difference Result 491 states and 720 transitions. [2021-08-26 08:32:06,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-26 08:32:06,809 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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) Word has length 49 [2021-08-26 08:32:06,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:06,811 INFO L225 Difference]: With dead ends: 491 [2021-08-26 08:32:06,812 INFO L226 Difference]: Without dead ends: 453 [2021-08-26 08:32:06,812 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 242.0ms TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2021-08-26 08:32:06,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-08-26 08:32:06,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 236. [2021-08-26 08:32:06,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 234 states have (on average 1.6282051282051282) internal successors, (381), 235 states have internal predecessors, (381), 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) [2021-08-26 08:32:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 381 transitions. [2021-08-26 08:32:06,827 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 381 transitions. Word has length 49 [2021-08-26 08:32:06,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:06,828 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 381 transitions. [2021-08-26 08:32:06,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 10 states have internal predecessors, (45), 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) [2021-08-26 08:32:06,828 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 381 transitions. [2021-08-26 08:32:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-08-26 08:32:06,828 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:06,829 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:06,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:32:06,829 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:06,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:06,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2021-08-26 08:32:06,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:06,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725611225] [2021-08-26 08:32:06,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:06,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-26 08:32:06,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:06,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725611225] [2021-08-26 08:32:06,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725611225] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:06,881 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:06,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:32:06,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128572490] [2021-08-26 08:32:06,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:32:06,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:06,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:32:06,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:32:06,882 INFO L87 Difference]: Start difference. First operand 236 states and 381 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2021-08-26 08:32:06,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:06,943 INFO L93 Difference]: Finished difference Result 310 states and 479 transitions. [2021-08-26 08:32:06,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:32:06,943 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) Word has length 50 [2021-08-26 08:32:06,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:06,945 INFO L225 Difference]: With dead ends: 310 [2021-08-26 08:32:06,945 INFO L226 Difference]: Without dead ends: 246 [2021-08-26 08:32:06,945 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.7ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-08-26 08:32:06,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2021-08-26 08:32:06,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 232. [2021-08-26 08:32:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 230 states have (on average 1.626086956521739) internal successors, (374), 231 states have internal predecessors, (374), 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) [2021-08-26 08:32:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 374 transitions. [2021-08-26 08:32:06,958 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 374 transitions. Word has length 50 [2021-08-26 08:32:06,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:06,958 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 374 transitions. [2021-08-26 08:32:06,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2021-08-26 08:32:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2021-08-26 08:32:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-08-26 08:32:06,959 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:06,959 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:06,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:32:06,959 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:06,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:06,960 INFO L82 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2021-08-26 08:32:06,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:06,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822482335] [2021-08-26 08:32:06,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:06,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:07,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-26 08:32:07,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:07,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822482335] [2021-08-26 08:32:07,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822482335] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:07,002 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:07,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:32:07,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362193958] [2021-08-26 08:32:07,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:32:07,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:07,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:32:07,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:32:07,003 INFO L87 Difference]: Start difference. First operand 232 states and 374 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-08-26 08:32:07,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:07,061 INFO L93 Difference]: Finished difference Result 522 states and 822 transitions. [2021-08-26 08:32:07,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:32:07,061 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) Word has length 50 [2021-08-26 08:32:07,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:07,063 INFO L225 Difference]: With dead ends: 522 [2021-08-26 08:32:07,063 INFO L226 Difference]: Without dead ends: 467 [2021-08-26 08:32:07,063 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 16.3ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:32:07,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2021-08-26 08:32:07,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 408. [2021-08-26 08:32:07,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 406 states have (on average 1.6428571428571428) internal successors, (667), 407 states have internal predecessors, (667), 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) [2021-08-26 08:32:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 667 transitions. [2021-08-26 08:32:07,085 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 667 transitions. Word has length 50 [2021-08-26 08:32:07,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:07,085 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 667 transitions. [2021-08-26 08:32:07,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-08-26 08:32:07,085 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2021-08-26 08:32:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-08-26 08:32:07,086 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:32:07,086 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:32:07,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 08:32:07,086 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:32:07,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:32:07,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2021-08-26 08:32:07,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:32:07,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631551165] [2021-08-26 08:32:07,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:32:07,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:32:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:32:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-26 08:32:07,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:32:07,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631551165] [2021-08-26 08:32:07,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631551165] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:32:07,136 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:32:07,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:32:07,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702809623] [2021-08-26 08:32:07,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:32:07,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:32:07,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:32:07,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:32:07,137 INFO L87 Difference]: Start difference. First operand 408 states and 667 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2021-08-26 08:32:07,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:32:07,198 INFO L93 Difference]: Finished difference Result 453 states and 730 transitions. [2021-08-26 08:32:07,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:32:07,199 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) Word has length 51 [2021-08-26 08:32:07,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:32:07,199 INFO L225 Difference]: With dead ends: 453 [2021-08-26 08:32:07,199 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:32:07,199 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:32:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:32:07,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:32:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-08-26 08:32:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:32:07,200 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-08-26 08:32:07,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:32:07,200 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:32:07,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2021-08-26 08:32:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:32:07,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:32:07,202 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:32:07,202 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:32:07,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 08:32:07,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:32:07,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:07,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:32:08,965 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2021-08-26 08:32:08,965 INFO L857 garLoopResultBuilder]: For program point L2447-1(lines 2447 2458) no Hoare annotation was computed. [2021-08-26 08:32:08,965 INFO L857 garLoopResultBuilder]: For program point L2447(lines 2447 2458) no Hoare annotation was computed. [2021-08-26 08:32:08,965 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 1997) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L853 garLoopResultBuilder]: At program point L961(lines 956 964) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L235(lines 234 377) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L1988(lines 1988 1996) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L502(lines 502 513) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L502-1(lines 502 513) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L2451-1(lines 2451 2457) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L2451(lines 2451 2457) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 341) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L271(lines 271 275) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 905) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L853 garLoopResultBuilder]: At program point L899-1(lines 1 2546) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 180) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L860 garLoopResultBuilder]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2021-08-26 08:32:08,966 INFO L853 garLoopResultBuilder]: At program point L2519-1(lines 2514 2522) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,966 INFO L853 garLoopResultBuilder]: At program point L2519(lines 2514 2522) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,966 INFO L857 garLoopResultBuilder]: For program point L1991(lines 1991 1995) no Hoare annotation was computed. [2021-08-26 08:32:08,966 INFO L853 garLoopResultBuilder]: At program point L1991-2(lines 1 2546) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_test_~op2~0 0) (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 550) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L506(lines 506 512) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L539-1(lines 539 550) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L242(lines 242 376) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L2456(lines 2439 2462) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L2456-1(lines 2439 2462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7))) [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L970(lines 965 973) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L1961(lines 1961 1977) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L1961-1(lines 1961 1977) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L409(lines 1 2546) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L343(lines 333 368) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L310(lines 300 371) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L277(lines 267 374) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 549) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L853 garLoopResultBuilder]: At program point L378(lines 233 379) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L246(lines 246 250) no Hoare annotation was computed. [2021-08-26 08:32:08,967 INFO L857 garLoopResultBuilder]: For program point L1006(lines 1006 1012) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L1006-2(lines 1006 1012) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L511(lines 498 516) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,968 INFO L860 garLoopResultBuilder]: At program point L511-1(lines 498 516) the Hoare annotation is: true [2021-08-26 08:32:08,968 INFO L860 garLoopResultBuilder]: At program point L181(lines 163 183) the Hoare annotation is: true [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L1965(lines 1965 1976) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L1965-1(lines 1965 1976) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 352) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L315(lines 315 319) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L878(lines 1 2546) the Hoare annotation is: (and (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_incoming_~client 1))) [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L878-1(lines 1 2546) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L548(lines 535 553) the Hoare annotation is: (and (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L548-1(lines 535 553) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L1969(lines 1969 1975) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L857 garLoopResultBuilder]: For program point L1969-1(lines 1969 1975) no Hoare annotation was computed. [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L417(lines 412 420) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,968 INFO L853 garLoopResultBuilder]: At program point L252(lines 242 376) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2467(lines 2467 2479) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2467-2(lines 2467 2479) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2467-4(lines 2467 2479) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L354(lines 344 367) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L321(lines 311 370) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L288(lines 278 373) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L1974(lines 1957 1980) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L1974-1(lines 1957 1980) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L521(lines 521 529) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2470(lines 2470 2478) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L521-2(lines 521 529) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2470-2(lines 2470 2478) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L521-4(lines 521 529) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L2470-4(lines 2470 2478) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 264) no Hoare annotation was computed. [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L952(lines 947 955) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse8 (= ULTIMATE.start_outgoing_~msg 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7 .cse8) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:32:08,969 INFO L853 garLoopResultBuilder]: At program point L160(lines 140 162) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,969 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 528) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L524-2(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L524-3(lines 524 528) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L2473(lines 2473 2477) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L2473-3(lines 2473 2477) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L524-5(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L2473-2(lines 1 2546) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L359-1(lines 234 377) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L524-6(lines 524 528) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L2473-5(lines 1 2546) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_setClientId_~handle 2)) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 297) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L524-8(lines 517 532) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_createEmail_~msg~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~__ste_email_to0~0 1)) .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse3 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) .cse4 .cse5 .cse6 .cse7))) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L2473-6(lines 2473 2477) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L853 garLoopResultBuilder]: At program point L2473-8(lines 1 2546) the Hoare annotation is: (and (= ~__ste_client_autoResponse1~0 0) (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1))) [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 566) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 566) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L558-4(lines 558 566) no Hoare annotation was computed. [2021-08-26 08:32:08,970 INFO L857 garLoopResultBuilder]: For program point L1021(line 1021) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L1021-1(line 1021) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L1022(lines 998 1015) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,971 INFO L860 garLoopResultBuilder]: At program point L1022-1(lines 998 1015) the Hoare annotation is: true [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L2443-1(lines 2443 2459) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L2443(lines 2443 2459) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L561(lines 561 565) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L561-2(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L2543(lines 2532 2546) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_createEmail_~msg~0 1)) [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L561-3(lines 561 565) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L561-5(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_setClientId_~handle 3) (not (= ~rjh~0 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0)) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_createEmail_~msg~0 1) (= ULTIMATE.start_outgoing_~msg 1)) [2021-08-26 08:32:08,971 INFO L857 garLoopResultBuilder]: For program point L561-6(lines 561 565) no Hoare annotation was computed. [2021-08-26 08:32:08,971 INFO L860 garLoopResultBuilder]: At program point L561-8(lines 554 569) the Hoare annotation is: true [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L332(lines 322 369) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L299(lines 289 372) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,971 INFO L853 garLoopResultBuilder]: At program point L266(lines 253 375) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_setClientId_~handle 3)) (.cse1 (not (= ~rjh~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= ~__ste_email_to0~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_test_~op2~0 0)))) [2021-08-26 08:32:08,974 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:32:08,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:32:08 BoogieIcfgContainer [2021-08-26 08:32:08,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:32:08,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:32:08,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:32:08,996 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:32:09,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:32:04" (3/4) ... [2021-08-26 08:32:09,008 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:32:09,019 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2021-08-26 08:32:09,020 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2021-08-26 08:32:09,020 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:32:09,021 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:32:09,022 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:32:09,023 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:32:09,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && \result == 1) && !(__ste_email_to0 == 1) [2021-08-26 08:32:09,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-08-26 08:32:09,042 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && rjh == handle) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && handle == 2 [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,043 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) && !(handle == 1) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((handle == 3 && !(rjh == 1)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 [2021-08-26 08:32:09,044 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) && !(client == 1) [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) [2021-08-26 08:32:09,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1 [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-08-26 08:32:09,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-08-26 08:32:09,047 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((handle == 3 && !(rjh == 1)) && !(\result == 0)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 [2021-08-26 08:32:09,097 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:32:09,097 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:32:09,098 INFO L168 Benchmark]: Toolchain (without parser) took 6353.60 ms. Allocated memory was 48.2 MB in the beginning and 207.6 MB in the end (delta: 159.4 MB). Free memory was 32.2 MB in the beginning and 95.7 MB in the end (delta: -63.5 MB). Peak memory consumption was 95.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,098 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.5 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:32:09,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.02 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 32.0 MB in the beginning and 37.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.58 ms. Allocated memory is still 62.9 MB. Free memory was 37.3 MB in the beginning and 32.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,099 INFO L168 Benchmark]: Boogie Preprocessor took 63.06 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 29.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,100 INFO L168 Benchmark]: RCFGBuilder took 927.53 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 29.3 MB in the beginning and 34.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,100 INFO L168 Benchmark]: TraceAbstraction took 4743.98 ms. Allocated memory was 79.7 MB in the beginning and 207.6 MB in the end (delta: 127.9 MB). Free memory was 34.3 MB in the beginning and 110.4 MB in the end (delta: -76.0 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,100 INFO L168 Benchmark]: Witness Printer took 105.33 ms. Allocated memory is still 207.6 MB. Free memory was 110.4 MB in the beginning and 95.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:32:09,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.5 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 438.02 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 32.0 MB in the beginning and 37.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.58 ms. Allocated memory is still 62.9 MB. Free memory was 37.3 MB in the beginning and 32.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.06 ms. Allocated memory is still 62.9 MB. Free memory was 32.5 MB in the beginning and 29.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 927.53 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 29.3 MB in the beginning and 34.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4743.98 ms. Allocated memory was 79.7 MB in the beginning and 207.6 MB in the end (delta: 127.9 MB). Free memory was 34.3 MB in the beginning and 110.4 MB in the end (delta: -76.0 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. * Witness Printer took 105.33 ms. Allocated memory is still 207.6 MB. Free memory was 110.4 MB in the beginning and 95.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1021]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1021]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4679.2ms, OverallIterations: 13, TraceHistogramMax: 3, EmptinessCheckTime: 18.6ms, AutomataDifference: 1001.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1762.5ms, InitialAbstractionConstructionTime: 9.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2702 SDtfs, 3590 SDslu, 3791 SDs, 0 SdLazy, 347 SolverSat, 40 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 318.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 365.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=12, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 146.7ms AutomataMinimizationTime, 13 MinimizatonAttempts, 734 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 248 NumberOfFragments, 1619 HoareAnnotationTreeSize, 46 FomulaSimplifications, 418353 FormulaSimplificationTreeSizeReduction, 383.4ms HoareSimplificationTime, 46 FomulaSimplificationsInter, 5677 FormulaSimplificationTreeSizeReductionInter, 1365.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 108.0ms SsaConstructionTime, 403.4ms SatisfiabilityAnalysisTime, 719.7ms InterpolantComputationTime, 608 NumberOfCodeBlocks, 608 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 594 ConstructedInterpolants, 0 QuantifiedInterpolants, 965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 726 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 57/61 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((((((handle == 3 && !(rjh == 1)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && rjh == handle) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && handle == 2 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: (((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 2532]: Loop Invariant Derived loop invariant: (((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: ((((((handle == 3 && !(rjh == 1)) && !(\result == 0)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) && !(client == 1) - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((__ste_client_autoResponse1 == 0 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((((__ste_client_autoResponse1 == 0 && handle == 3) && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (__ste_client_autoResponse1 == 0 && !(rjh == 1)) && !(__ste_email_to0 == 1) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) && !(handle == 1) - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) || (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: ((((((((handle == 3 && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 1) && handle == 3) && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1 - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: (((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && !(value == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && !(handle == 1)) || (((((handle == 3 && !(rjh == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && op2 == 0) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: (((((((((handle == 3 && !(rjh == 1)) && handle == 1) && \result == 1) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1) && msg == 1) || ((((((((((handle == 3 && !(rjh == 1)) && handle == 1) && !(\result == 0)) && \result == 1) && !(tmp == 0)) && !(to == 1)) && tmp == 1) && \result == 1) && msg == 1) && msg == 1) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((handle == 3 && !(rjh == 1)) && !(to == 1)) && tmp == 1) && \result == 1) && !(__ste_email_to0 == 1)) && msg == 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:32:09,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...