/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:19:01,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:19:01,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:19:01,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:19:01,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:19:01,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:19:01,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:19:01,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:19:01,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:19:01,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:19:01,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:19:01,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:19:01,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:19:01,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:19:01,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:19:01,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:19:01,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:19:01,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:19:01,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:19:01,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:19:01,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:19:01,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:19:01,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:19:01,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:19:01,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:19:01,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:19:01,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:19:01,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:19:01,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:19:01,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:19:01,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:19:01,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:19:01,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:19:01,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:19:01,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:19:01,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:19:01,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:19:01,919 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:19:01,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:19:01,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:19:01,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:19:01,921 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:19:01,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:19:01,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:19:01,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:19:01,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:19:01,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:19:01,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:19:01,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:19:01,923 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:19:01,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:19:01,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:19:01,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:19:01,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:19:01,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:19:01,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:19:01,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:19:01,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:19:01,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:19:01,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:19:01,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:19:01,925 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:19:01,926 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:19:02,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:19:02,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:19:02,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:19:02,397 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:19:02,397 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:19:02,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2020-12-22 06:19:02,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8061c76/3543a63cb04c472fbd031ab883ad6fc2/FLAGbe863c98c [2020-12-22 06:19:03,275 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:19:03,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec11_product03.cil.c [2020-12-22 06:19:03,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8061c76/3543a63cb04c472fbd031ab883ad6fc2/FLAGbe863c98c [2020-12-22 06:19:03,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a8061c76/3543a63cb04c472fbd031ab883ad6fc2 [2020-12-22 06:19:03,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:19:03,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:19:03,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:19:03,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:19:03,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:19:03,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:19:03" (1/1) ... [2020-12-22 06:19:03,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c56ecd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:03, skipping insertion in model container [2020-12-22 06:19:03,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:19:03" (1/1) ... [2020-12-22 06:19:03,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:19:03,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:19:03,964 WARN L226 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] [2020-12-22 06:19:04,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:19:04,151 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:19:04,258 WARN L226 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] [2020-12-22 06:19:04,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:19:04,495 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:19:04,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04 WrapperNode [2020-12-22 06:19:04,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:19:04,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:19:04,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:19:04,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:19:04,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:19:04,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:19:04,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:19:04,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:19:04,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... [2020-12-22 06:19:04,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:19:04,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:19:04,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:19:04,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:19:04,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:19:04,855 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-22 06:19:04,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:19:04,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:19:04,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:19:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:19:06,177 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:19:06,178 INFO L299 CfgBuilder]: Removed 111 assume(true) statements. [2020-12-22 06:19:06,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:19:06 BoogieIcfgContainer [2020-12-22 06:19:06,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:19:06,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:19:06,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:19:06,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:19:06,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:19:03" (1/3) ... [2020-12-22 06:19:06,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475573ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:19:06, skipping insertion in model container [2020-12-22 06:19:06,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:19:04" (2/3) ... [2020-12-22 06:19:06,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475573ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:19:06, skipping insertion in model container [2020-12-22 06:19:06,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:19:06" (3/3) ... [2020-12-22 06:19:06,191 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-12-22 06:19:06,197 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:19:06,203 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-22 06:19:06,223 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-22 06:19:06,251 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:19:06,252 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:19:06,252 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:19:06,252 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:19:06,252 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:19:06,252 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:19:06,252 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:19:06,253 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:19:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2020-12-22 06:19:06,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-22 06:19:06,279 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:06,280 INFO L422 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] [2020-12-22 06:19:06,281 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:06,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:06,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1526697543, now seen corresponding path program 1 times [2020-12-22 06:19:06,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:06,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693744021] [2020-12-22 06:19:06,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:06,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:06,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693744021] [2020-12-22 06:19:06,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:06,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:19:06,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574123230] [2020-12-22 06:19:06,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:19:06,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:06,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:19:06,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:19:06,729 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2020-12-22 06:19:06,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:06,763 INFO L93 Difference]: Finished difference Result 189 states and 299 transitions. [2020-12-22 06:19:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:19:06,765 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2020-12-22 06:19:06,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:06,781 INFO L225 Difference]: With dead ends: 189 [2020-12-22 06:19:06,782 INFO L226 Difference]: Without dead ends: 107 [2020-12-22 06:19:06,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:19:06,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-22 06:19:06,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-12-22 06:19:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-22 06:19:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 170 transitions. [2020-12-22 06:19:06,859 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 170 transitions. Word has length 32 [2020-12-22 06:19:06,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:06,860 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 170 transitions. [2020-12-22 06:19:06,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:19:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 170 transitions. [2020-12-22 06:19:06,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:19:06,866 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:06,867 INFO L422 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] [2020-12-22 06:19:06,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:19:06,867 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:06,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:06,869 INFO L82 PathProgramCache]: Analyzing trace with hash -380016211, now seen corresponding path program 1 times [2020-12-22 06:19:06,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:06,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965179989] [2020-12-22 06:19:06,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:07,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965179989] [2020-12-22 06:19:07,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:07,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:07,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541201869] [2020-12-22 06:19:07,039 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:07,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:07,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:07,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,040 INFO L87 Difference]: Start difference. First operand 107 states and 170 transitions. Second operand 3 states. [2020-12-22 06:19:07,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:07,106 INFO L93 Difference]: Finished difference Result 294 states and 468 transitions. [2020-12-22 06:19:07,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:07,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-12-22 06:19:07,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:07,109 INFO L225 Difference]: With dead ends: 294 [2020-12-22 06:19:07,110 INFO L226 Difference]: Without dead ends: 198 [2020-12-22 06:19:07,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-12-22 06:19:07,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 106. [2020-12-22 06:19:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-22 06:19:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 166 transitions. [2020-12-22 06:19:07,128 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 166 transitions. Word has length 33 [2020-12-22 06:19:07,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:07,128 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 166 transitions. [2020-12-22 06:19:07,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:07,128 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2020-12-22 06:19:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:19:07,130 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:07,130 INFO L422 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] [2020-12-22 06:19:07,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:19:07,131 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:07,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:07,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2080487648, now seen corresponding path program 1 times [2020-12-22 06:19:07,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:07,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042148549] [2020-12-22 06:19:07,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:07,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042148549] [2020-12-22 06:19:07,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:07,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:07,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607292232] [2020-12-22 06:19:07,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:07,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:07,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:07,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,272 INFO L87 Difference]: Start difference. First operand 106 states and 166 transitions. Second operand 3 states. [2020-12-22 06:19:07,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:07,310 INFO L93 Difference]: Finished difference Result 198 states and 312 transitions. [2020-12-22 06:19:07,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:07,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-22 06:19:07,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:07,312 INFO L225 Difference]: With dead ends: 198 [2020-12-22 06:19:07,312 INFO L226 Difference]: Without dead ends: 107 [2020-12-22 06:19:07,313 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-22 06:19:07,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2020-12-22 06:19:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-22 06:19:07,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 165 transitions. [2020-12-22 06:19:07,325 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 165 transitions. Word has length 34 [2020-12-22 06:19:07,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:07,325 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 165 transitions. [2020-12-22 06:19:07,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2020-12-22 06:19:07,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:19:07,327 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:07,327 INFO L422 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] [2020-12-22 06:19:07,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:19:07,327 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:07,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:07,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1621283904, now seen corresponding path program 1 times [2020-12-22 06:19:07,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:07,329 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384918954] [2020-12-22 06:19:07,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:07,396 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384918954] [2020-12-22 06:19:07,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:07,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:07,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114272602] [2020-12-22 06:19:07,397 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:07,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:07,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:07,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,399 INFO L87 Difference]: Start difference. First operand 106 states and 165 transitions. Second operand 3 states. [2020-12-22 06:19:07,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:07,431 INFO L93 Difference]: Finished difference Result 204 states and 319 transitions. [2020-12-22 06:19:07,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:07,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-22 06:19:07,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:07,433 INFO L225 Difference]: With dead ends: 204 [2020-12-22 06:19:07,433 INFO L226 Difference]: Without dead ends: 106 [2020-12-22 06:19:07,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-12-22 06:19:07,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-12-22 06:19:07,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-12-22 06:19:07,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2020-12-22 06:19:07,446 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 35 [2020-12-22 06:19:07,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:07,447 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2020-12-22 06:19:07,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2020-12-22 06:19:07,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-22 06:19:07,448 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:07,449 INFO L422 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] [2020-12-22 06:19:07,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:19:07,449 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:07,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:07,450 INFO L82 PathProgramCache]: Analyzing trace with hash 77051259, now seen corresponding path program 1 times [2020-12-22 06:19:07,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:07,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578270906] [2020-12-22 06:19:07,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:07,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578270906] [2020-12-22 06:19:07,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:07,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:07,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124173642] [2020-12-22 06:19:07,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:07,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:07,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:07,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,547 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand 3 states. [2020-12-22 06:19:07,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:07,562 INFO L93 Difference]: Finished difference Result 169 states and 255 transitions. [2020-12-22 06:19:07,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:07,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-22 06:19:07,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:07,564 INFO L225 Difference]: With dead ends: 169 [2020-12-22 06:19:07,564 INFO L226 Difference]: Without dead ends: 109 [2020-12-22 06:19:07,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:07,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-12-22 06:19:07,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2020-12-22 06:19:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 06:19:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2020-12-22 06:19:07,576 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 36 [2020-12-22 06:19:07,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:07,576 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2020-12-22 06:19:07,576 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2020-12-22 06:19:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-22 06:19:07,578 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:07,578 INFO L422 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] [2020-12-22 06:19:07,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:19:07,578 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:07,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:07,579 INFO L82 PathProgramCache]: Analyzing trace with hash -382569238, now seen corresponding path program 1 times [2020-12-22 06:19:07,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:07,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582873902] [2020-12-22 06:19:07,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:07,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:07,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582873902] [2020-12-22 06:19:07,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1772143218] [2020-12-22 06:19:07,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:19:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:08,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 06:19:08,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:19:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:08,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:19:08,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 06:19:08,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768485382] [2020-12-22 06:19:08,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:19:08,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:08,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:19:08,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:19:08,143 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand 5 states. [2020-12-22 06:19:08,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:08,168 INFO L93 Difference]: Finished difference Result 258 states and 397 transitions. [2020-12-22 06:19:08,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:19:08,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 41 [2020-12-22 06:19:08,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:08,170 INFO L225 Difference]: With dead ends: 258 [2020-12-22 06:19:08,171 INFO L226 Difference]: Without dead ends: 198 [2020-12-22 06:19:08,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:19:08,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-12-22 06:19:08,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 137. [2020-12-22 06:19:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-22 06:19:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 219 transitions. [2020-12-22 06:19:08,185 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 219 transitions. Word has length 41 [2020-12-22 06:19:08,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:08,185 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 219 transitions. [2020-12-22 06:19:08,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:19:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2020-12-22 06:19:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-22 06:19:08,187 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:08,188 INFO L422 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] [2020-12-22 06:19:08,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-22 06:19:08,403 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:08,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:08,404 INFO L82 PathProgramCache]: Analyzing trace with hash 2145452763, now seen corresponding path program 2 times [2020-12-22 06:19:08,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:08,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469716388] [2020-12-22 06:19:08,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:08,521 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:08,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469716388] [2020-12-22 06:19:08,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:08,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:08,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491907157] [2020-12-22 06:19:08,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:08,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:08,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:08,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,526 INFO L87 Difference]: Start difference. First operand 137 states and 219 transitions. Second operand 3 states. [2020-12-22 06:19:08,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:08,547 INFO L93 Difference]: Finished difference Result 316 states and 505 transitions. [2020-12-22 06:19:08,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:08,548 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-12-22 06:19:08,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:08,550 INFO L225 Difference]: With dead ends: 316 [2020-12-22 06:19:08,550 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 06:19:08,552 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 06:19:08,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2020-12-22 06:19:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-12-22 06:19:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 273 transitions. [2020-12-22 06:19:08,571 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 273 transitions. Word has length 46 [2020-12-22 06:19:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:08,572 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 273 transitions. [2020-12-22 06:19:08,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 273 transitions. [2020-12-22 06:19:08,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-22 06:19:08,579 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:08,580 INFO L422 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] [2020-12-22 06:19:08,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:19:08,580 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:08,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:08,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1969839098, now seen corresponding path program 1 times [2020-12-22 06:19:08,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:08,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024161225] [2020-12-22 06:19:08,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 06:19:08,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024161225] [2020-12-22 06:19:08,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:08,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:08,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151293555] [2020-12-22 06:19:08,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:08,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:08,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:08,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,648 INFO L87 Difference]: Start difference. First operand 167 states and 273 transitions. Second operand 3 states. [2020-12-22 06:19:08,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:08,666 INFO L93 Difference]: Finished difference Result 370 states and 605 transitions. [2020-12-22 06:19:08,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:08,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-22 06:19:08,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:08,669 INFO L225 Difference]: With dead ends: 370 [2020-12-22 06:19:08,669 INFO L226 Difference]: Without dead ends: 227 [2020-12-22 06:19:08,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-12-22 06:19:08,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 167. [2020-12-22 06:19:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-12-22 06:19:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 271 transitions. [2020-12-22 06:19:08,684 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 271 transitions. Word has length 48 [2020-12-22 06:19:08,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:08,686 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 271 transitions. [2020-12-22 06:19:08,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 271 transitions. [2020-12-22 06:19:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-22 06:19:08,688 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:08,689 INFO L422 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] [2020-12-22 06:19:08,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:19:08,689 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:08,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:08,690 INFO L82 PathProgramCache]: Analyzing trace with hash 731085340, now seen corresponding path program 2 times [2020-12-22 06:19:08,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:08,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474269108] [2020-12-22 06:19:08,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 06:19:08,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474269108] [2020-12-22 06:19:08,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:08,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:19:08,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240733393] [2020-12-22 06:19:08,780 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:19:08,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:08,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:19:08,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,782 INFO L87 Difference]: Start difference. First operand 167 states and 271 transitions. Second operand 3 states. [2020-12-22 06:19:08,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:08,807 INFO L93 Difference]: Finished difference Result 413 states and 681 transitions. [2020-12-22 06:19:08,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:19:08,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-22 06:19:08,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:08,811 INFO L225 Difference]: With dead ends: 413 [2020-12-22 06:19:08,811 INFO L226 Difference]: Without dead ends: 276 [2020-12-22 06:19:08,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:19:08,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-12-22 06:19:08,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 216. [2020-12-22 06:19:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-12-22 06:19:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 358 transitions. [2020-12-22 06:19:08,830 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 358 transitions. Word has length 48 [2020-12-22 06:19:08,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:08,831 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 358 transitions. [2020-12-22 06:19:08,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:19:08,831 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 358 transitions. [2020-12-22 06:19:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-22 06:19:08,833 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:08,833 INFO L422 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] [2020-12-22 06:19:08,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:19:08,834 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:08,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:08,834 INFO L82 PathProgramCache]: Analyzing trace with hash -850618424, now seen corresponding path program 1 times [2020-12-22 06:19:08,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:08,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520209005] [2020-12-22 06:19:08,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 06:19:08,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520209005] [2020-12-22 06:19:08,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:08,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:19:08,940 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693136149] [2020-12-22 06:19:08,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:19:08,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:08,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:19:08,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:19:08,946 INFO L87 Difference]: Start difference. First operand 216 states and 358 transitions. Second operand 5 states. [2020-12-22 06:19:09,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:09,084 INFO L93 Difference]: Finished difference Result 492 states and 819 transitions. [2020-12-22 06:19:09,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:19:09,086 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-22 06:19:09,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:09,088 INFO L225 Difference]: With dead ends: 492 [2020-12-22 06:19:09,088 INFO L226 Difference]: Without dead ends: 325 [2020-12-22 06:19:09,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:19:09,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-12-22 06:19:09,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 216. [2020-12-22 06:19:09,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-12-22 06:19:09,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 355 transitions. [2020-12-22 06:19:09,116 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 355 transitions. Word has length 49 [2020-12-22 06:19:09,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:09,117 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 355 transitions. [2020-12-22 06:19:09,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:19:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2020-12-22 06:19:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-22 06:19:09,118 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:09,118 INFO L422 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] [2020-12-22 06:19:09,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:19:09,120 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:09,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:09,120 INFO L82 PathProgramCache]: Analyzing trace with hash 109709024, now seen corresponding path program 1 times [2020-12-22 06:19:09,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:09,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137102517] [2020-12-22 06:19:09,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 06:19:09,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137102517] [2020-12-22 06:19:09,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:09,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-22 06:19:09,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292192342] [2020-12-22 06:19:09,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 06:19:09,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:09,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 06:19:09,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:19:09,288 INFO L87 Difference]: Start difference. First operand 216 states and 355 transitions. Second operand 10 states. [2020-12-22 06:19:10,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:10,012 INFO L93 Difference]: Finished difference Result 491 states and 720 transitions. [2020-12-22 06:19:10,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-22 06:19:10,013 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 49 [2020-12-22 06:19:10,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:10,016 INFO L225 Difference]: With dead ends: 491 [2020-12-22 06:19:10,017 INFO L226 Difference]: Without dead ends: 453 [2020-12-22 06:19:10,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=290, Invalid=766, Unknown=0, NotChecked=0, Total=1056 [2020-12-22 06:19:10,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-12-22 06:19:10,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 236. [2020-12-22 06:19:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-12-22 06:19:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 381 transitions. [2020-12-22 06:19:10,048 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 381 transitions. Word has length 49 [2020-12-22 06:19:10,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:10,049 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 381 transitions. [2020-12-22 06:19:10,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 06:19:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 381 transitions. [2020-12-22 06:19:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-22 06:19:10,050 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:10,050 INFO L422 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] [2020-12-22 06:19:10,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:19:10,051 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:10,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:10,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1943185755, now seen corresponding path program 1 times [2020-12-22 06:19:10,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:10,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961364903] [2020-12-22 06:19:10,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 06:19:10,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961364903] [2020-12-22 06:19:10,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:10,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 06:19:10,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301213159] [2020-12-22 06:19:10,141 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:19:10,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:10,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:19:10,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:19:10,142 INFO L87 Difference]: Start difference. First operand 236 states and 381 transitions. Second operand 6 states. [2020-12-22 06:19:10,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:10,242 INFO L93 Difference]: Finished difference Result 310 states and 479 transitions. [2020-12-22 06:19:10,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:19:10,242 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2020-12-22 06:19:10,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:10,245 INFO L225 Difference]: With dead ends: 310 [2020-12-22 06:19:10,245 INFO L226 Difference]: Without dead ends: 246 [2020-12-22 06:19:10,245 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-12-22 06:19:10,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-12-22 06:19:10,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 232. [2020-12-22 06:19:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-12-22 06:19:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 374 transitions. [2020-12-22 06:19:10,269 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 374 transitions. Word has length 50 [2020-12-22 06:19:10,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:10,270 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 374 transitions. [2020-12-22 06:19:10,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:19:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2020-12-22 06:19:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-22 06:19:10,271 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:10,271 INFO L422 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] [2020-12-22 06:19:10,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 06:19:10,271 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:10,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:10,272 INFO L82 PathProgramCache]: Analyzing trace with hash 620522782, now seen corresponding path program 1 times [2020-12-22 06:19:10,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:10,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166651736] [2020-12-22 06:19:10,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 06:19:10,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166651736] [2020-12-22 06:19:10,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:19:10,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:19:10,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079530117] [2020-12-22 06:19:10,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:19:10,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:10,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:19:10,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:19:10,351 INFO L87 Difference]: Start difference. First operand 232 states and 374 transitions. Second operand 5 states. [2020-12-22 06:19:10,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:10,482 INFO L93 Difference]: Finished difference Result 522 states and 822 transitions. [2020-12-22 06:19:10,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 06:19:10,483 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 50 [2020-12-22 06:19:10,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:10,486 INFO L225 Difference]: With dead ends: 522 [2020-12-22 06:19:10,486 INFO L226 Difference]: Without dead ends: 467 [2020-12-22 06:19:10,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:19:10,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2020-12-22 06:19:10,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 408. [2020-12-22 06:19:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-12-22 06:19:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 667 transitions. [2020-12-22 06:19:10,529 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 667 transitions. Word has length 50 [2020-12-22 06:19:10,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:10,529 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 667 transitions. [2020-12-22 06:19:10,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:19:10,529 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 667 transitions. [2020-12-22 06:19:10,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-22 06:19:10,530 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:19:10,531 INFO L422 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] [2020-12-22 06:19:10,531 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 06:19:10,531 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:19:10,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:19:10,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1172069612, now seen corresponding path program 1 times [2020-12-22 06:19:10,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:19:10,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004546869] [2020-12-22 06:19:10,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:19:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 06:19:10,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004546869] [2020-12-22 06:19:10,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420900632] [2020-12-22 06:19:10,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:19:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:19:10,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 06:19:10,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:19:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:19:10,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 06:19:10,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-12-22 06:19:11,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463445880] [2020-12-22 06:19:11,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:19:11,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:19:11,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:19:11,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:19:11,001 INFO L87 Difference]: Start difference. First operand 408 states and 667 transitions. Second operand 8 states. [2020-12-22 06:19:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:19:11,366 INFO L93 Difference]: Finished difference Result 1304 states and 2002 transitions. [2020-12-22 06:19:11,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-22 06:19:11,366 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-12-22 06:19:11,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:19:11,367 INFO L225 Difference]: With dead ends: 1304 [2020-12-22 06:19:11,367 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:19:11,369 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2020-12-22 06:19:11,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:19:11,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:19:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:19:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:19:11,370 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-12-22 06:19:11,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:19:11,370 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:19:11,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:19:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:19:11,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:19:11,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-12-22 06:19:11,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:19:11,975 WARN L197 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 121 [2020-12-22 06:19:12,158 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-12-22 06:19:12,292 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-12-22 06:19:12,641 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-12-22 06:19:12,981 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-12-22 06:19:13,362 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2020-12-22 06:19:13,499 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2020-12-22 06:19:13,677 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 107 [2020-12-22 06:19:14,197 WARN L197 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 19 [2020-12-22 06:19:14,556 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-12-22 06:19:14,840 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-12-22 06:19:14,971 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:15,114 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:15,268 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:15,434 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 30 [2020-12-22 06:19:15,553 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2020-12-22 06:19:15,688 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:16,019 WARN L197 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-12-22 06:19:16,153 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2020-12-22 06:19:16,282 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:16,398 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:16,674 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2020-12-22 06:19:16,810 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2020-12-22 06:19:16,950 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 19 [2020-12-22 06:19:17,055 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:17,175 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:17,290 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 36 [2020-12-22 06:19:17,425 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:17,530 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:18,013 WARN L197 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 34 [2020-12-22 06:19:18,357 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 34 [2020-12-22 06:19:18,728 WARN L197 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 19 [2020-12-22 06:19:18,906 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-22 06:19:18,912 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2020-12-22 06:19:18,912 INFO L189 CegarLoopUtils]: For program point L2447-1(lines 2447 2458) no Hoare annotation was computed. [2020-12-22 06:19:18,912 INFO L189 CegarLoopUtils]: For program point L2447(lines 2447 2458) no Hoare annotation was computed. [2020-12-22 06:19:18,912 INFO L189 CegarLoopUtils]: For program point L1985(lines 1985 1997) no Hoare annotation was computed. [2020-12-22 06:19:18,913 INFO L185 CegarLoopUtils]: At program point L961(lines 956 964) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,913 INFO L189 CegarLoopUtils]: For program point L235(lines 234 377) no Hoare annotation was computed. [2020-12-22 06:19:18,913 INFO L189 CegarLoopUtils]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L1988(lines 1988 1996) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L502(lines 502 513) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L502-1(lines 502 513) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L2451-1(lines 2451 2457) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L2451(lines 2451 2457) no Hoare annotation was computed. [2020-12-22 06:19:18,914 INFO L189 CegarLoopUtils]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L189 CegarLoopUtils]: For program point L304(lines 304 308) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L189 CegarLoopUtils]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L189 CegarLoopUtils]: For program point L899(lines 899 905) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L185 CegarLoopUtils]: At program point L899-1(lines 1 2546) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,915 INFO L189 CegarLoopUtils]: For program point L899-2(lines 899 905) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L189 CegarLoopUtils]: For program point L173(lines 173 180) no Hoare annotation was computed. [2020-12-22 06:19:18,915 INFO L192 CegarLoopUtils]: At program point L173-1(lines 173 180) the Hoare annotation is: true [2020-12-22 06:19:18,916 INFO L185 CegarLoopUtils]: At program point L2519-1(lines 2514 2522) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= |ULTIMATE.start_isReadable_#res| 0)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,916 INFO L185 CegarLoopUtils]: At program point L2519(lines 2514 2522) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,916 INFO L189 CegarLoopUtils]: For program point L1991(lines 1991 1995) no Hoare annotation was computed. [2020-12-22 06:19:18,916 INFO L185 CegarLoopUtils]: At program point L1991-2(lines 1 2546) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse5 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_test_~op1~0 1) .cse4 .cse5) (and .cse0 (= ULTIMATE.start_test_~op1~0 0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:19:18,916 INFO L189 CegarLoopUtils]: For program point L539(lines 539 550) no Hoare annotation was computed. [2020-12-22 06:19:18,916 INFO L189 CegarLoopUtils]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-12-22 06:19:18,916 INFO L189 CegarLoopUtils]: For program point L539-1(lines 539 550) no Hoare annotation was computed. [2020-12-22 06:19:18,917 INFO L189 CegarLoopUtils]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2020-12-22 06:19:18,917 INFO L189 CegarLoopUtils]: For program point L242(lines 242 376) no Hoare annotation was computed. [2020-12-22 06:19:18,917 INFO L185 CegarLoopUtils]: At program point L2456(lines 2439 2462) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,917 INFO L185 CegarLoopUtils]: At program point L2456-1(lines 2439 2462) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,917 INFO L185 CegarLoopUtils]: At program point L970(lines 965 973) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,917 INFO L189 CegarLoopUtils]: For program point L1961(lines 1961 1977) no Hoare annotation was computed. [2020-12-22 06:19:18,918 INFO L189 CegarLoopUtils]: For program point L1961-1(lines 1961 1977) no Hoare annotation was computed. [2020-12-22 06:19:18,918 INFO L185 CegarLoopUtils]: At program point L409(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0)) [2020-12-22 06:19:18,918 INFO L185 CegarLoopUtils]: At program point L343(lines 333 368) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,918 INFO L185 CegarLoopUtils]: At program point L310(lines 300 371) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,918 INFO L185 CegarLoopUtils]: At program point L277(lines 267 374) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2020-12-22 06:19:18,919 INFO L185 CegarLoopUtils]: At program point L378(lines 233 379) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L1006(lines 1006 1012) no Hoare annotation was computed. [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L1006-2(lines 1006 1012) no Hoare annotation was computed. [2020-12-22 06:19:18,919 INFO L185 CegarLoopUtils]: At program point L511(lines 498 516) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))) [2020-12-22 06:19:18,919 INFO L192 CegarLoopUtils]: At program point L511-1(lines 498 516) the Hoare annotation is: true [2020-12-22 06:19:18,919 INFO L192 CegarLoopUtils]: At program point L181(lines 163 183) the Hoare annotation is: true [2020-12-22 06:19:18,919 INFO L189 CegarLoopUtils]: For program point L1965(lines 1965 1976) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L189 CegarLoopUtils]: For program point L1965-1(lines 1965 1976) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L189 CegarLoopUtils]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L189 CegarLoopUtils]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L189 CegarLoopUtils]: For program point L282(lines 282 286) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L189 CegarLoopUtils]: For program point L117(lines 117 125) no Hoare annotation was computed. [2020-12-22 06:19:18,920 INFO L185 CegarLoopUtils]: At program point L878(lines 1 2546) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ULTIMATE.start_incoming_~client 1)) (not (= ~__ste_email_to0~0 1)) (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,920 INFO L185 CegarLoopUtils]: At program point L878-1(lines 1 2546) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,921 INFO L185 CegarLoopUtils]: At program point L548(lines 535 553) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= |ULTIMATE.start_getEmailTo_#res| 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,921 INFO L185 CegarLoopUtils]: At program point L548-1(lines 535 553) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,921 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:19:18,921 INFO L189 CegarLoopUtils]: For program point L1969(lines 1969 1975) no Hoare annotation was computed. [2020-12-22 06:19:18,921 INFO L189 CegarLoopUtils]: For program point L1969-1(lines 1969 1975) no Hoare annotation was computed. [2020-12-22 06:19:18,921 INFO L185 CegarLoopUtils]: At program point L417(lines 412 420) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0)) [2020-12-22 06:19:18,921 INFO L185 CegarLoopUtils]: At program point L252(lines 242 376) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,922 INFO L189 CegarLoopUtils]: For program point L2467(lines 2467 2479) no Hoare annotation was computed. [2020-12-22 06:19:18,922 INFO L189 CegarLoopUtils]: For program point L2467-2(lines 2467 2479) no Hoare annotation was computed. [2020-12-22 06:19:18,922 INFO L189 CegarLoopUtils]: For program point L2467-4(lines 2467 2479) no Hoare annotation was computed. [2020-12-22 06:19:18,922 INFO L185 CegarLoopUtils]: At program point L354(lines 344 367) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,922 INFO L185 CegarLoopUtils]: At program point L321(lines 311 370) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,922 INFO L185 CegarLoopUtils]: At program point L288(lines 278 373) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,922 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L185 CegarLoopUtils]: At program point L1974(lines 1957 1980) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,923 INFO L185 CegarLoopUtils]: At program point L1974-1(lines 1957 1980) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L521(lines 521 529) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L2470(lines 2470 2478) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L521-2(lines 521 529) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L2470-2(lines 2470 2478) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L521-4(lines 521 529) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L2470-4(lines 2470 2478) no Hoare annotation was computed. [2020-12-22 06:19:18,923 INFO L189 CegarLoopUtils]: For program point L257(lines 257 264) no Hoare annotation was computed. [2020-12-22 06:19:18,924 INFO L185 CegarLoopUtils]: At program point L952(lines 947 955) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (= ULTIMATE.start_outgoing_~msg 1)) (.cse7 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,924 INFO L185 CegarLoopUtils]: At program point L160(lines 140 162) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,924 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:19:18,924 INFO L189 CegarLoopUtils]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-12-22 06:19:18,924 INFO L185 CegarLoopUtils]: At program point L524-2(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,924 INFO L189 CegarLoopUtils]: For program point L524-3(lines 524 528) no Hoare annotation was computed. [2020-12-22 06:19:18,924 INFO L189 CegarLoopUtils]: For program point L2473(lines 2473 2477) no Hoare annotation was computed. [2020-12-22 06:19:18,925 INFO L189 CegarLoopUtils]: For program point L2473-3(lines 2473 2477) no Hoare annotation was computed. [2020-12-22 06:19:18,925 INFO L189 CegarLoopUtils]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-12-22 06:19:18,925 INFO L185 CegarLoopUtils]: At program point L524-5(lines 517 532) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,925 INFO L185 CegarLoopUtils]: At program point L2473-2(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,925 INFO L189 CegarLoopUtils]: For program point L326(lines 326 330) no Hoare annotation was computed. [2020-12-22 06:19:18,925 INFO L185 CegarLoopUtils]: At program point L359-1(lines 234 377) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,925 INFO L189 CegarLoopUtils]: For program point L524-6(lines 524 528) no Hoare annotation was computed. [2020-12-22 06:19:18,926 INFO L185 CegarLoopUtils]: At program point L2473-5(lines 1 2546) the Hoare annotation is: (and (not (= ~__ste_email_to0~0 1)) (= ULTIMATE.start_setClientId_~handle 2) (= ~rjh~0 ULTIMATE.start_setClientId_~handle) (= ~__ste_client_autoResponse1~0 0)) [2020-12-22 06:19:18,926 INFO L189 CegarLoopUtils]: For program point L293(lines 293 297) no Hoare annotation was computed. [2020-12-22 06:19:18,926 INFO L185 CegarLoopUtils]: At program point L524-8(lines 517 532) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_createEmail_~msg~0 1)) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~rjh~0 1))) (.cse3 (= |ULTIMATE.start_createEmail_#res| 1)) (.cse4 (not (= ULTIMATE.start_createEmail_~to 1))) (.cse5 (= ULTIMATE.start_getEmailTo_~handle 1)) (.cse6 (not (= ULTIMATE.start_setClientId_~handle 2)))) (or (and .cse0 .cse1 (not (= ~__ste_email_to0~0 1)) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_isReadable_#res| 0)) .cse6 (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))))) [2020-12-22 06:19:18,926 INFO L189 CegarLoopUtils]: For program point L2473-6(lines 2473 2477) no Hoare annotation was computed. [2020-12-22 06:19:18,926 INFO L185 CegarLoopUtils]: At program point L2473-8(lines 1 2546) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (= ~__ste_client_autoResponse1~0 0) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,926 INFO L189 CegarLoopUtils]: For program point L558(lines 558 566) no Hoare annotation was computed. [2020-12-22 06:19:18,926 INFO L189 CegarLoopUtils]: For program point L558-2(lines 558 566) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L558-4(lines 558 566) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L1021(line 1021) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L1021-1(line 1021) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L185 CegarLoopUtils]: At program point L1022(lines 998 1015) the Hoare annotation is: (and (not (= ULTIMATE.start_setClientId_~handle 1)) (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))) [2020-12-22 06:19:18,927 INFO L192 CegarLoopUtils]: At program point L1022-1(lines 998 1015) the Hoare annotation is: true [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L2443-1(lines 2443 2459) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L2443(lines 2443 2459) no Hoare annotation was computed. [2020-12-22 06:19:18,927 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:19:18,928 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1021) no Hoare annotation was computed. [2020-12-22 06:19:18,928 INFO L189 CegarLoopUtils]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-12-22 06:19:18,928 INFO L185 CegarLoopUtils]: At program point L561-2(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,928 INFO L185 CegarLoopUtils]: At program point L2543(lines 2532 2546) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~__ste_email_to0~0 1)) (not (= ~rjh~0 1)) (not (= ULTIMATE.start_setEmailTo_~value 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (not (= ULTIMATE.start_setClientId_~handle 2))) [2020-12-22 06:19:18,928 INFO L189 CegarLoopUtils]: For program point L561-3(lines 561 565) no Hoare annotation was computed. [2020-12-22 06:19:18,928 INFO L185 CegarLoopUtils]: At program point L561-5(lines 554 569) the Hoare annotation is: (and (= ULTIMATE.start_createEmail_~msg~0 1) (not (= ULTIMATE.start_setClientId_~handle 1)) (not (= ~rjh~0 1)) (= |ULTIMATE.start_createEmail_#res| 1) (not (= ULTIMATE.start_createEmail_~to 1)) (= ULTIMATE.start_getEmailTo_~handle 1) (not (= |ULTIMATE.start_isReadable_#res| 0)) (= ULTIMATE.start_outgoing_~msg 1) (not (= ULTIMATE.start_setClientId_~handle 2)) (not (= ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9 0))) [2020-12-22 06:19:18,929 INFO L189 CegarLoopUtils]: For program point L561-6(lines 561 565) no Hoare annotation was computed. [2020-12-22 06:19:18,929 INFO L192 CegarLoopUtils]: At program point L561-8(lines 554 569) the Hoare annotation is: true [2020-12-22 06:19:18,929 INFO L185 CegarLoopUtils]: At program point L332(lines 322 369) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,929 INFO L185 CegarLoopUtils]: At program point L299(lines 289 372) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,929 INFO L185 CegarLoopUtils]: At program point L266(lines 253 375) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_test_~op1~0 0)) (.cse1 (not (= ULTIMATE.start_setClientAutoResponse_~handle 1))) (.cse0 (not (= ULTIMATE.start_setClientId_~handle 1))) (.cse2 (not (= ~__ste_email_to0~0 1))) (.cse3 (not (= ~rjh~0 1))) (.cse4 (= ULTIMATE.start_test_~op1~0 1)) (.cse5 (not (= ULTIMATE.start_setClientId_~handle 2))) (.cse7 (= ULTIMATE.start_test_~op2~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse7))) [2020-12-22 06:19:18,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:19:18 BoogieIcfgContainer [2020-12-22 06:19:18,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:19:18,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:19:18,988 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:19:18,988 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:19:18,988 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:19:06" (3/4) ... [2020-12-22 06:19:18,992 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:19:19,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2020-12-22 06:19:19,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2020-12-22 06:19:19,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:19:19,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:19:19,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:19:19,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:19:19,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) [2020-12-22 06:19:19,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,083 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((msg == 1 && !(handle == 1)) && !(client == 1)) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) || ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) [2020-12-22 06:19:19,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) || ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) [2020-12-22 06:19:19,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) [2020-12-22 06:19:19,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) [2020-12-22 06:19:19,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) [2020-12-22 06:19:19,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(\result == 0)) && !(handle == 2) [2020-12-22 06:19:19,225 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/email_spec11_product03.cil.c-witness.graphml [2020-12-22 06:19:19,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:19:19,227 INFO L168 Benchmark]: Toolchain (without parser) took 15791.63 ms. Allocated memory was 159.4 MB in the beginning and 360.7 MB in the end (delta: 201.3 MB). Free memory was 133.0 MB in the beginning and 276.6 MB in the end (delta: -143.6 MB). Peak memory consumption was 59.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,227 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 159.4 MB. Free memory is still 131.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:19:19,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1053.01 ms. Allocated memory is still 159.4 MB. Free memory was 132.8 MB in the beginning and 125.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.23 ms. Allocated memory is still 159.4 MB. Free memory was 125.9 MB in the beginning and 120.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,228 INFO L168 Benchmark]: Boogie Preprocessor took 78.13 ms. Allocated memory is still 159.4 MB. Free memory was 120.7 MB in the beginning and 118.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,229 INFO L168 Benchmark]: RCFGBuilder took 1450.86 ms. Allocated memory was 159.4 MB in the beginning and 199.2 MB in the end (delta: 39.8 MB). Free memory was 118.0 MB in the beginning and 151.1 MB in the end (delta: -33.0 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,229 INFO L168 Benchmark]: TraceAbstraction took 12803.99 ms. Allocated memory was 199.2 MB in the beginning and 360.7 MB in the end (delta: 161.5 MB). Free memory was 150.6 MB in the beginning and 291.8 MB in the end (delta: -141.3 MB). Peak memory consumption was 188.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,229 INFO L168 Benchmark]: Witness Printer took 237.92 ms. Allocated memory is still 360.7 MB. Free memory was 291.8 MB in the beginning and 276.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:19:19,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 159.4 MB. Free memory is still 131.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1053.01 ms. Allocated memory is still 159.4 MB. Free memory was 132.8 MB in the beginning and 125.9 MB in the end (delta: 6.9 MB). Peak memory consumption was 32.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 153.23 ms. Allocated memory is still 159.4 MB. Free memory was 125.9 MB in the beginning and 120.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 78.13 ms. Allocated memory is still 159.4 MB. Free memory was 120.7 MB in the beginning and 118.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1450.86 ms. Allocated memory was 159.4 MB in the beginning and 199.2 MB in the end (delta: 39.8 MB). Free memory was 118.0 MB in the beginning and 151.1 MB in the end (delta: -33.0 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12803.99 ms. Allocated memory was 199.2 MB in the beginning and 360.7 MB in the end (delta: 161.5 MB). Free memory was 150.6 MB in the beginning and 291.8 MB in the end (delta: -141.3 MB). Peak memory consumption was 188.5 MB. Max. memory is 8.0 GB. * Witness Printer took 237.92 ms. Allocated memory is still 360.7 MB. Free memory was 291.8 MB in the beginning and 276.6 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: (((((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: (((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 2514]: Loop Invariant Derived loop invariant: (((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(\result == 0)) && !(handle == 2) - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: ((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2)) || (((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: ((((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) - InvariantResult [Line: 1957]: Loop Invariant Derived loop invariant: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: ((((((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && msg == 1) && !(handle == 2)) && !(tmp == 0) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 998]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2532]: Loop Invariant Derived loop invariant: ((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2) - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) || ((((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2)) && op2 == 0) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) || ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((msg == 1 && !(handle == 1)) && !(client == 1)) && !(__ste_email_to0 == 1)) && !(\result == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && handle == 1) && msg == 1) && !(handle == 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((!(__ste_email_to0 == 1) && handle == 2) && rjh == handle) && __ste_client_autoResponse1 == 0 - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && msg == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(handle == 2)) || ((((((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && handle == 1) && !(\result == 0)) && !(handle == 2)) && !(tmp == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((msg == 1 && !(handle == 1)) && !(rjh == 1)) && \result == 1) && !(to == 1)) && !(handle == 2) - InvariantResult [Line: 2439]: Loop Invariant Derived loop invariant: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2) - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((!(__ste_email_to0 == 1) && !(rjh == 1)) && __ste_client_autoResponse1 == 0) && !(handle == 2) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((msg == 1 && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(value == 1)) && \result == 1) && !(to == 1)) && msg == 1) && !(handle == 2) - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (((((((!(handle == 1) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && op1 == 0) && !(rjh == 1)) && !(handle == 2)) && op2 == 0)) || (((((!(handle == 1) && op1 == 0) && !(handle == 1)) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && !(handle == 2))) || (((((!(handle == 1) && !(__ste_email_to0 == 1)) && !(rjh == 1)) && op1 == 1) && !(handle == 2)) && op2 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 118 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 14, TraceHistogramMax: 3, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3053 SDtfs, 3828 SDslu, 4664 SDs, 0 SdLazy, 394 SolverSat, 53 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=408occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 734 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 46 PreInvPairs, 565 NumberOfFragments, 2168 HoareAnnotationTreeSize, 46 FomulaSimplifications, 1905092 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 135287 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 694 NumberOfCodeBlocks, 694 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 48711 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1480 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 63/77 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...